25134723 has 6 divisors (see below), whose sum is σ = 36305724. Its totient is φ = 16756476.

The previous prime is 25134713. The next prime is 25134727. The reversal of 25134723 is 32743152.

It is not a de Polignac number, because 25134723 - 2⁵ = 25134691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25134727) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1396365 + ... + 1396382.

It is an arithmetic number, because the mean of its divisors is an integer number (6050954).

Almost surely, 2^25134723 is an apocalyptic number.

25134723 is a deficient number, since it is larger than the sum of its proper divisors (11171001).

25134723 is a wasteful number, since it uses less digits than its factorization.

25134723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2792753 (or 2792750 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 25134723 is about 5013.4541984544. The cubic root of 25134723 is about 292.9260763936.

Adding to 25134723 its reverse (32743152), we get a palindrome (57877875).

The spelling of 25134723 in words is "twenty-five million, one hundred thirty-four thousand, seven hundred twenty-three".