1155904982 has 8 divisors (see below), whose sum is σ = 1762281552. Its totient is φ = 568477800.

The previous prime is 1155904963. The next prime is 1155904991. The reversal of 1155904982 is 2894095511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1155904982² = 2672232654824840648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4737194 + ... + 4737437.

It is an arithmetic number, because the mean of its divisors is an integer number (220285194).

Almost surely, 2^1155904982 is an apocalyptic number.

1155904982 is a deficient number, since it is larger than the sum of its proper divisors (606376570).

1155904982 is an equidigital number, since it uses as much as digits as its factorization.

1155904982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9474694.

The product of its (nonzero) digits is 129600, while the sum is 44.

The square root of 1155904982 is about 33998.6026477560. The cubic root of 1155904982 is about 1049.4797065515.

The spelling of 1155904982 in words is "one billion, one hundred fifty-five million, nine hundred four thousand, nine hundred eighty-two".