1145154334 has 4 divisors (see below), whose sum is σ = 1717731504. Its totient is φ = 572577166.

The previous prime is 1145154331. The next prime is 1145154341. The reversal of 1145154334 is 4334515411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4334515411 = 38327 ⋅113093.

It is a super-2 number, since 2×1145154334² = 2622756897357967112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1145154296 and 1145154305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145154331) 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 as a sum of consecutive naturals, namely, 286288582 + ... + 286288585.

It is an arithmetic number, because the mean of its divisors is an integer number (429432876).

Almost surely, 2^1145154334 is an apocalyptic number.

1145154334 is a deficient number, since it is larger than the sum of its proper divisors (572577170).

1145154334 is an equidigital number, since it uses as much as digits as its factorization.

1145154334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572577169.

The product of its digits is 14400, while the sum is 31.

The square root of 1145154334 is about 33840.1290482173. The cubic root of 1145154334 is about 1046.2159587099.

Adding to 1145154334 its reverse (4334515411), we get a palindrome (5479669745).

The spelling of 1145154334 in words is "one billion, one hundred forty-five million, one hundred fifty-four thousand, three hundred thirty-four".