25051017 has 8 divisors (see below), whose sum is σ = 33443680. Its totient is φ = 16679520.

The previous prime is 25051003. The next prime is 25051043. The reversal of 25051017 is 71015052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 25051017 - 2⁷ = 25050889 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25050984 and 25051002.

It is not an unprimeable number, because it can be changed into a prime (25051067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2284 + ... + 7437.

It is an arithmetic number, because the mean of its divisors is an integer number (4180460).

Almost surely, 2^25051017 is an apocalyptic number.

It is an amenable number.

25051017 is a deficient number, since it is larger than the sum of its proper divisors (8392663).

25051017 is an equidigital number, since it uses as much as digits as its factorization.

25051017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10583.

The product of its (nonzero) digits is 350, while the sum is 21.

The square root of 25051017 is about 5005.0990999180. The cubic root of 25051017 is about 292.6005381617.

Adding to 25051017 its reverse (71015052), we get a palindrome (96066069).

The spelling of 25051017 in words is "twenty-five million, fifty-one thousand, seventeen".