1145140533 has 6 divisors (see below), whose sum is σ = 1654091894. Its totient is φ = 763427016.

The previous prime is 1145140523. The next prime is 1145140609. The reversal of 1145140533 is 3350415411.

It is a happy number.

1145140533 is a `hidden beast` number, since 114 + 5 + 14 + 0 + 533 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1141291089 + 3849444 = 33783^2 + 1962^2 .

It is not a de Polignac number, because 1145140533 - 2⁴ = 1145140517 is a prime.

It is a super-2 number, since 2×1145140533² = 2622693680639048178, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1145140497 and 1145140506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145140523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63618910 + ... + 63618927.

Almost surely, 2^1145140533 is an apocalyptic number.

It is an amenable number.

1145140533 is a deficient number, since it is larger than the sum of its proper divisors (508951361).

1145140533 is a wasteful number, since it uses less digits than its factorization.

1145140533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127237843 (or 127237840 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1145140533 is about 33839.9251328959. The cubic root of 1145140533 is about 1046.2117558165.

Adding to 1145140533 its reverse (3350415411), we get a palindrome (4495555944).

It can be divided in two parts, 11451 and 40533, that added together give a square (51984 = 228²).

The spelling of 1145140533 in words is "one billion, one hundred forty-five million, one hundred forty thousand, five hundred thirty-three".