25066051 has 4 divisors (see below), whose sum is σ = 25081704. Its totient is φ = 25050400.

The previous prime is 25066031. The next prime is 25066099. The reversal of 25066051 is 15066052.

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 25066051 - 2¹⁷ = 24934979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25066001) 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, 5110 + ... + 8731.

It is an arithmetic number, because the mean of its divisors is an integer number (6270426).

Almost surely, 2^25066051 is an apocalyptic number.

25066051 is a deficient number, since it is larger than the sum of its proper divisors (15653).

25066051 is a wasteful number, since it uses less digits than its factorization.

25066051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15652.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 25066051 is about 5006.6007430192. The cubic root of 25066051 is about 292.6590597617.

Subtracting from 25066051 its reverse (15066052), we obtain a palindrome (9999999).

The spelling of 25066051 in words is "twenty-five million, sixty-six thousand, fifty-one".