1154993552 has 10 divisors (see below), whose sum is σ = 2237800038. Its totient is φ = 577496768.

The previous prime is 1154993471. The next prime is 1154993563. The reversal of 1154993552 is 2553994511.

It can be written as a sum of positive squares in only one way, i.e., 1000836496 + 154157056 = 31636^2 + 12416^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36093533 + ... + 36093564.

Almost surely, 2^1154993552 is an apocalyptic number.

It is an amenable number.

1154993552 is a deficient number, since it is larger than the sum of its proper divisors (1082806486).

1154993552 is an equidigital number, since it uses as much as digits as its factorization.

1154993552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72187105 (or 72187099 counting only the distinct ones).

The product of its digits is 243000, while the sum is 44.

The square root of 1154993552 is about 33985.1960712308. The cubic root of 1154993552 is about 1049.2037960973.

The spelling of 1154993552 in words is "one billion, one hundred fifty-four million, nine hundred ninety-three thousand, five hundred fifty-two".