10491307 has 2 divisors, whose sum is σ = 10491308. Its totient is φ = 10491306.

The previous prime is 10491281. The next prime is 10491317. The reversal of 10491307 is 70319401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10491307 - 2⁷ = 10491179 is a prime.

It is a super-2 number, since 2×10491307² = 220135045136498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10491317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5245653 + 5245654.

It is an arithmetic number, because the mean of its divisors is an integer number (5245654).

Almost surely, 2^10491307 is an apocalyptic number.

10491307 is a deficient number, since it is larger than the sum of its proper divisors (1).

10491307 is an equidigital number, since it uses as much as digits as its factorization.

10491307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 10491307 is about 3239.0287124383. The cubic root of 10491307 is about 218.9155098973.

The spelling of 10491307 in words is "ten million, four hundred ninety-one thousand, three hundred seven".