1155253424 has 20 divisors (see below), whose sum is σ = 2410481136. Its totient is φ = 533193792.

The previous prime is 1155253403. The next prime is 1155253439. The reversal of 1155253424 is 4243525511.

It is a super-2 number, since 2×1155253424² = 2669220947327447552, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2776844 + ... + 2777259.

Almost surely, 2^1155253424 is an apocalyptic number.

It is an amenable number.

1155253424 is an abundant number, since it is smaller than the sum of its proper divisors (1255227712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1155253424 is a wasteful number, since it uses less digits than its factorization.

1155253424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5554124 (or 5554118 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 1155253424 is about 33989.0191679607. The cubic root of 1155253424 is about 1049.2824800119.

Adding to 1155253424 its reverse (4243525511), we get a palindrome (5398778935).

The spelling of 1155253424 in words is "one billion, one hundred fifty-five million, two hundred fifty-three thousand, four hundred twenty-four".