25371469 has 2 divisors, whose sum is σ = 25371470. Its totient is φ = 25371468.

The previous prime is 25371449. The next prime is 25371487. The reversal of 25371469 is 96417352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25371369 + 100 = 5037^2 + 10^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25371469 is a prime.

It is a super-2 number, since 2×25371469² = 1287422878435922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25371449) 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, 12685734 + 12685735.

It is an arithmetic number, because the mean of its divisors is an integer number (12685735).

Almost surely, 2^25371469 is an apocalyptic number.

It is an amenable number.

25371469 is a deficient number, since it is larger than the sum of its proper divisors (1).

25371469 is an equidigital number, since it uses as much as digits as its factorization.

25371469 is an odious number, because the sum of its binary digits is odd.

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

The square root of 25371469 is about 5037.0099265338. The cubic root of 25371469 is about 293.8429020173.

The spelling of 25371469 in words is "twenty-five million, three hundred seventy-one thousand, four hundred sixty-nine".