1158477552 has 100 divisors (see below), whose sum is σ = 3366447480. Its totient is φ = 384607872.

The previous prime is 1158477521. The next prime is 1158477571. The reversal of 1158477552 is 2557748511.

1158477552 is a `hidden beast` number, since 1 + 1 + 58 + 47 + 7 + 552 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1158477498 and 1158477507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 346963 + ... + 350285.

Almost surely, 2^1158477552 is an apocalyptic number.

1158477552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1158477552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1683223740).

1158477552 is an abundant number, since it is smaller than the sum of its proper divisors (2207969928).

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

1158477552 is a wasteful number, since it uses less digits than its factorization.

1158477552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3612 (or 3597 counting only the distinct ones).

The product of its digits is 392000, while the sum is 45.

The square root of 1158477552 is about 34036.4150873737. The cubic root of 1158477552 is about 1050.2577000132.

The spelling of 1158477552 in words is "one billion, one hundred fifty-eight million, four hundred seventy-seven thousand, five hundred fifty-two".