1147033379 has 2 divisors, whose sum is σ = 1147033380. Its totient is φ = 1147033378.

The previous prime is 1147033331. The next prime is 1147033397. The reversal of 1147033379 is 9733307411.

Together with next prime (1147033397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1147033379 - 2⁸ = 1147033123 is a prime.

It is not a weakly prime, because it can be changed into another prime (1147033309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573516689 + 573516690.

It is an arithmetic number, because the mean of its divisors is an integer number (573516690).

Almost surely, 2^1147033379 is an apocalyptic number.

1147033379 is a deficient number, since it is larger than the sum of its proper divisors (1).

1147033379 is an equidigital number, since it uses as much as digits as its factorization.

1147033379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 38.

The square root of 1147033379 is about 33867.8812298614. The cubic root of 1147033379 is about 1046.7878794646.

The spelling of 1147033379 in words is "one billion, one hundred forty-seven million, thirty-three thousand, three hundred seventy-nine".