25791463 has 2 divisors, whose sum is σ = 25791464. Its totient is φ = 25791462.

The previous prime is 25791439. The next prime is 25791497. The reversal of 25791463 is 36419752.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25791463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25791433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12895731 + 12895732.

It is an arithmetic number, because the mean of its divisors is an integer number (12895732).

Almost surely, 2^25791463 is an apocalyptic number.

25791463 is a deficient number, since it is larger than the sum of its proper divisors (1).

25791463 is an equidigital number, since it uses as much as digits as its factorization.

25791463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 37.

The square root of 25791463 is about 5078.5296100348. The cubic root of 25791463 is about 295.4554412826.

The spelling of 25791463 in words is "twenty-five million, seven hundred ninety-one thousand, four hundred sixty-three".