1151503979 has 2 divisors, whose sum is σ = 1151503980. Its totient is φ = 1151503978.

The previous prime is 1151503967. The next prime is 1151504041. The reversal of 1151503979 is 9793051511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1151503979 - 2⁸ = 1151503723 is a prime.

It is a super-2 number, since 2×1151503979² = 2651922827305664882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1151503079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575751989 + 575751990.

It is an arithmetic number, because the mean of its divisors is an integer number (575751990).

Almost surely, 2^1151503979 is an apocalyptic number.

1151503979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151503979 is an equidigital number, since it uses as much as digits as its factorization.

1151503979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42525, while the sum is 41.

The square root of 1151503979 is about 33933.8176307942. The cubic root of 1151503979 is about 1048.1460797454.

The spelling of 1151503979 in words is "one billion, one hundred fifty-one million, five hundred three thousand, nine hundred seventy-nine".