25251463 has 2 divisors, whose sum is σ = 25251464. Its totient is φ = 25251462.

The previous prime is 25251451. The next prime is 25251467. The reversal of 25251463 is 36415252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25251463 - 2¹³ = 25243271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25251467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12625731 + 12625732.

It is an arithmetic number, because the mean of its divisors is an integer number (12625732).

Almost surely, 2^25251463 is an apocalyptic number.

25251463 is a deficient number, since it is larger than the sum of its proper divisors (1).

25251463 is an equidigital number, since it uses as much as digits as its factorization.

25251463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7200, while the sum is 28.

The square root of 25251463 is about 5025.0833823928. The cubic root of 25251463 is about 293.3788813855.

It can be divided in two parts, 252 and 51463, that added together give a palindrome (51715).

The spelling of 25251463 in words is "twenty-five million, two hundred fifty-one thousand, four hundred sixty-three".