25152623 has 2 divisors, whose sum is σ = 25152624. Its totient is φ = 25152622.

The previous prime is 25152607. The next prime is 25152649. The reversal of 25152623 is 32625152.

It is an a-pointer prime, because the next prime (25152649) can be obtained adding 25152623 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25152623 - 2⁴ = 25152607 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 25152592 and 25152601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25152653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12576311 + 12576312.

It is an arithmetic number, because the mean of its divisors is an integer number (12576312).

Almost surely, 2^25152623 is an apocalyptic number.

25152623 is a deficient number, since it is larger than the sum of its proper divisors (1).

25152623 is an equidigital number, since it uses as much as digits as its factorization.

25152623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 26.

The square root of 25152623 is about 5015.2390770531. The cubic root of 25152623 is about 292.9955968540.

Adding to 25152623 its reverse (32625152), we get a palindrome (57777775).

The spelling of 25152623 in words is "twenty-five million, one hundred fifty-two thousand, six hundred twenty-three".