25317134 has 4 divisors (see below), whose sum is σ = 37975704. Its totient is φ = 12658566.

The previous prime is 25317133. The next prime is 25317137. The reversal of 25317134 is 43171352.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25317133) 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, 6329282 + ... + 6329285.

It is an arithmetic number, because the mean of its divisors is an integer number (9493926).

Almost surely, 2^25317134 is an apocalyptic number.

25317134 is a deficient number, since it is larger than the sum of its proper divisors (12658570).

25317134 is a wasteful number, since it uses less digits than its factorization.

25317134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12658569.

The product of its digits is 2520, while the sum is 26.

The square root of 25317134 is about 5031.6134589215. The cubic root of 25317134 is about 293.6329895219.

Adding to 25317134 its reverse (43171352), we get a palindrome (68488486).

The spelling of 25317134 in words is "twenty-five million, three hundred seventeen thousand, one hundred thirty-four".