113203000291 has 2 divisors, whose sum is σ = 113203000292. Its totient is φ = 113203000290.

The previous prime is 113203000283. The next prime is 113203000301. The reversal of 113203000291 is 192000302311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113203000291 - 2³ = 113203000283 is a prime.

It is not a weakly prime, because it can be changed into another prime (113203000201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56601500145 + 56601500146.

It is an arithmetic number, because the mean of its divisors is an integer number (56601500146).

Almost surely, 2^113203000291 is an apocalyptic number.

113203000291 is a deficient number, since it is larger than the sum of its proper divisors (1).

113203000291 is an equidigital number, since it uses as much as digits as its factorization.

113203000291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The spelling of 113203000291 in words is "one hundred thirteen billion, two hundred three million, two hundred ninety-one", and thus it is an aban number.