25113445 has 8 divisors (see below), whose sum is σ = 34441344. Its totient is φ = 17220624.

The previous prime is 25113377. The next prime is 25113457. The reversal of 25113445 is 54431152.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 25113445 - 2¹⁵ = 25080677 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358729 + ... + 358798.

It is an arithmetic number, because the mean of its divisors is an integer number (4305168).

Almost surely, 2^25113445 is an apocalyptic number.

It is an amenable number.

25113445 is a deficient number, since it is larger than the sum of its proper divisors (9327899).

25113445 is an equidigital number, since it uses as much as digits as its factorization.

25113445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717539.

The product of its digits is 2400, while the sum is 25.

The square root of 25113445 is about 5011.3316593496. The cubic root of 25113445 is about 292.8433934226.

Adding to 25113445 its reverse (54431152), we get a palindrome (79544597).

The spelling of 25113445 in words is "twenty-five million, one hundred thirteen thousand, four hundred forty-five".