10407252391 has 2 divisors, whose sum is σ = 10407252392. Its totient is φ = 10407252390.

The previous prime is 10407252377. The next prime is 10407252397. The reversal of 10407252391 is 19325270401.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10407252391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10407252397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5203626195 + 5203626196.

It is an arithmetic number, because the mean of its divisors is an integer number (5203626196).

Almost surely, 2^10407252391 is an apocalyptic number.

10407252391 is a deficient number, since it is larger than the sum of its proper divisors (1).

10407252391 is an equidigital number, since it uses as much as digits as its factorization.

10407252391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 10407252391 in words is "ten billion, four hundred seven million, two hundred fifty-two thousand, three hundred ninety-one".