1154553232 has 40 divisors (see below), whose sum is σ = 2706898176. Its totient is φ = 465701376.

The previous prime is 1154553227. The next prime is 1154553233. The reversal of 1154553232 is 2323554511.

It is a junction number, because it is equal to n+sod(n) for n = 1154553194 and 1154553203.

It is not an unprimeable number, because it can be changed into a prime (1154553233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301288 + ... + 305095.

Almost surely, 2^1154553232 is an apocalyptic number.

It is an amenable number.

1154553232 is an abundant number, since it is smaller than the sum of its proper divisors (1552344944).

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

1154553232 is a wasteful number, since it uses less digits than its factorization.

1154553232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606415 (or 606409 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 1154553232 is about 33978.7173389462. The cubic root of 1154553232 is about 1049.0704492819.

The spelling of 1154553232 in words is "one billion, one hundred fifty-four million, five hundred fifty-three thousand, two hundred thirty-two".