25055963 has 4 divisors (see below), whose sum is σ = 25136328. Its totient is φ = 24975600.

The previous prime is 25055941. The next prime is 25055969. The reversal of 25055963 is 36955052.

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

It is a cyclic number.

It is not a de Polignac number, because 25055963 - 2¹² = 25051867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25055969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39713 + ... + 40338.

It is an arithmetic number, because the mean of its divisors is an integer number (6284082).

Almost surely, 2^25055963 is an apocalyptic number.

25055963 is a deficient number, since it is larger than the sum of its proper divisors (80365).

25055963 is an equidigital number, since it uses as much as digits as its factorization.

25055963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80364.

The product of its (nonzero) digits is 40500, while the sum is 35.

The square root of 25055963 is about 5005.5931716431. The cubic root of 25055963 is about 292.6197936278.

The spelling of 25055963 in words is "twenty-five million, fifty-five thousand, nine hundred sixty-three".