10425991 has 2 divisors, whose sum is σ = 10425992. Its totient is φ = 10425990.

The previous prime is 10425983. The next prime is 10426007. The reversal of 10425991 is 19952401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10425991 - 2³ = 10425983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10425941) 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, 5212995 + 5212996.

It is an arithmetic number, because the mean of its divisors is an integer number (5212996).

Almost surely, 2^10425991 is an apocalyptic number.

10425991 is a deficient number, since it is larger than the sum of its proper divisors (1).

10425991 is an equidigital number, since it uses as much as digits as its factorization.

10425991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 10425991 is about 3228.9303182323. The cubic root of 10425991 is about 218.4602611936.

The spelling of 10425991 in words is "ten million, four hundred twenty-five thousand, nine hundred ninety-one".