25500107 has 2 divisors, whose sum is σ = 25500108. Its totient is φ = 25500106.

The previous prime is 25500103. The next prime is 25500113. The reversal of 25500107 is 70100552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25500107 - 2² = 25500103 is a prime.

It is a super-2 number, since 2×25500107² = 1300510914022898, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25500103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12750053 + 12750054.

It is an arithmetic number, because the mean of its divisors is an integer number (12750054).

Almost surely, 2^25500107 is an apocalyptic number.

25500107 is a deficient number, since it is larger than the sum of its proper divisors (1).

25500107 is an equidigital number, since it uses as much as digits as its factorization.

25500107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 350, while the sum is 20.

The square root of 25500107 is about 5049.7630637486. The cubic root of 25500107 is about 294.3386775324.

Adding to 25500107 its reverse (70100552), we get a palindrome (95600659).

The spelling of 25500107 in words is "twenty-five million, five hundred thousand, one hundred seven".