10164991 has 2 divisors, whose sum is σ = 10164992. Its totient is φ = 10164990.

The previous prime is 10164977. The next prime is 10165021. The reversal of 10164991 is 19946101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10164991 - 2⁷ = 10164863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10164941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5082495 + 5082496.

It is an arithmetic number, because the mean of its divisors is an integer number (5082496).

Almost surely, 2^10164991 is an apocalyptic number.

10164991 is a deficient number, since it is larger than the sum of its proper divisors (1).

10164991 is an equidigital number, since it uses as much as digits as its factorization.

10164991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 31.

The square root of 10164991 is about 3188.2583019574. The cubic root of 10164991 is about 216.6218860774.

The spelling of 10164991 in words is "ten million, one hundred sixty-four thousand, nine hundred ninety-one".