1146986556 has 24 divisors (see below), whose sum is σ = 2677156944. Its totient is φ = 382206720.

The previous prime is 1146986539. The next prime is 1146986641. The reversal of 1146986556 is 6556896411.

It is a super-2 number, since 2×1146986556² = 2631156319289482272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1146986499 and 1146986508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28996 + ... + 55988.

It is an arithmetic number, because the mean of its divisors is an integer number (111548206).

Almost surely, 2^1146986556 is an apocalyptic number.

It is an amenable number.

1146986556 is an abundant number, since it is smaller than the sum of its proper divisors (1530170388).

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

1146986556 is a wasteful number, since it uses less digits than its factorization.

1146986556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30541 (or 30539 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 51.

The square root of 1146986556 is about 33867.1899631487. The cubic root of 1146986556 is about 1046.7736356431.

The spelling of 1146986556 in words is "one billion, one hundred forty-six million, nine hundred eighty-six thousand, five hundred fifty-six".