1133031979 has 2 divisors, whose sum is σ = 1133031980. Its totient is φ = 1133031978.

The previous prime is 1133031971. The next prime is 1133032013. The reversal of 1133031979 is 9791303311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1133031979 - 2³ = 1133031971 is a prime.

It is a super-2 number, since 2×1133031979² = 2567522930873312882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1133031971) by changing a digit.

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 as a sum of consecutive naturals, namely, 566515989 + 566515990.

It is an arithmetic number, because the mean of its divisors is an integer number (566515990).

Almost surely, 2^1133031979 is an apocalyptic number.

1133031979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133031979 is an equidigital number, since it uses as much as digits as its factorization.

1133031979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15309, while the sum is 37.

The square root of 1133031979 is about 33660.5403848483. The cubic root of 1133031979 is about 1042.5111835278.

The spelling of 1133031979 in words is "one billion, one hundred thirty-three million, thirty-one thousand, nine hundred seventy-nine".