25551041 has 4 divisors (see below), whose sum is σ = 25578432. Its totient is φ = 25523652.

The previous prime is 25551011. The next prime is 25551109. The reversal of 25551041 is 14015552.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 25551041 - 2⁶ = 25550977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25550998 and 25551016.

It is not an unprimeable number, because it can be changed into a prime (25551011) 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, 12245 + ... + 14178.

It is an arithmetic number, because the mean of its divisors is an integer number (6394608).

Almost surely, 2^25551041 is an apocalyptic number.

It is an amenable number.

25551041 is a deficient number, since it is larger than the sum of its proper divisors (27391).

25551041 is an equidigital number, since it uses as much as digits as its factorization.

25551041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27390.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 25551041 is about 5054.8037548455. The cubic root of 25551041 is about 294.5345182227.

Adding to 25551041 its reverse (14015552), we get a palindrome (39566593).

The spelling of 25551041 in words is "twenty-five million, five hundred fifty-one thousand, forty-one".