25201151 has 4 divisors (see below), whose sum is σ = 25484400. Its totient is φ = 24917904.

The previous prime is 25201097. The next prime is 25201177. The reversal of 25201151 is 15110252.

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 25201151 - 2¹⁴ = 25184767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25201051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141491 + ... + 141668.

It is an arithmetic number, because the mean of its divisors is an integer number (6371100).

Almost surely, 2^25201151 is an apocalyptic number.

25201151 is a deficient number, since it is larger than the sum of its proper divisors (283249).

25201151 is an equidigital number, since it uses as much as digits as its factorization.

25201151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283248.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 25201151 is about 5020.0748002395. The cubic root of 25201151 is about 293.1839053259.

It can be divided in two parts, 25201 and 151, that added together give a palindrome (25352).

The spelling of 25201151 in words is "twenty-five million, two hundred one thousand, one hundred fifty-one".