1155354532 has 12 divisors (see below), whose sum is σ = 2025318960. Its totient is φ = 576691976.

The previous prime is 1155354523. The next prime is 1155354553. The reversal of 1155354532 is 2354535511.

It is a super-2 number, since 2×1155354532² = 2669688189225878048, 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, 243682 + ... + 248377.

It is an arithmetic number, because the mean of its divisors is an integer number (168776580).

Almost surely, 2^1155354532 is an apocalyptic number.

It is an amenable number.

1155354532 is a deficient number, since it is larger than the sum of its proper divisors (869964428).

1155354532 is a wasteful number, since it uses less digits than its factorization.

1155354532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492650 (or 492648 counting only the distinct ones).

The product of its digits is 45000, while the sum is 34.

The square root of 1155354532 is about 33990.5064981386. The cubic root of 1155354532 is about 1049.3130902532.

The spelling of 1155354532 in words is "one billion, one hundred fifty-five million, three hundred fifty-four thousand, five hundred thirty-two".