1145141545 has 16 divisors (see below), whose sum is σ = 1387669248. Its totient is φ = 907156800.

The previous prime is 1145141509. The next prime is 1145141579. The reversal of 1145141545 is 5451415411.

1145141545 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1145141545 - 2⁹ = 1145141033 is a prime.

It is a super-2 number, since 2×1145141545² = 2622698316169974050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228820 + ... + 233770.

It is an arithmetic number, because the mean of its divisors is an integer number (86729328).

Almost surely, 2^1145141545 is an apocalyptic number.

It is an amenable number.

1145141545 is a deficient number, since it is larger than the sum of its proper divisors (242527703).

1145141545 is a wasteful number, since it uses less digits than its factorization.

1145141545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5400.

The product of its digits is 8000, while the sum is 31.

The square root of 1145141545 is about 33839.9400856444. The cubic root of 1145141545 is about 1046.2120640075.

Adding to 1145141545 its reverse (5451415411), we get a palindrome (6596556956).

The spelling of 1145141545 in words is "one billion, one hundred forty-five million, one hundred forty-one thousand, five hundred forty-five".