25469051 has 2 divisors, whose sum is σ = 25469052. Its totient is φ = 25469050.

The previous prime is 25469039. The next prime is 25469071. The reversal of 25469051 is 15096452.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25469051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25468999 and 25469017.

It is not a weakly prime, because it can be changed into another prime (25469021) 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, 12734525 + 12734526.

It is an arithmetic number, because the mean of its divisors is an integer number (12734526).

Almost surely, 2^25469051 is an apocalyptic number.

25469051 is a deficient number, since it is larger than the sum of its proper divisors (1).

25469051 is an equidigital number, since it uses as much as digits as its factorization.

25469051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 25469051 is about 5046.6871311782. The cubic root of 25469051 is about 294.2191395327.

The spelling of 25469051 in words is "twenty-five million, four hundred sixty-nine thousand, fifty-one".