257466113 has 4 divisors (see below), whose sum is σ = 259965888. Its totient is φ = 254966340.

The previous prime is 257466107. The next prime is 257466119. The reversal of 257466113 is 311664752.

257466113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 an interprime number because it is at equal distance from previous prime (257466107) and next prime (257466119).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-257466113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (257466119) 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, 1249733 + ... + 1249938.

It is an arithmetic number, because the mean of its divisors is an integer number (64991472).

Almost surely, 2^257466113 is an apocalyptic number.

It is an amenable number.

257466113 is a deficient number, since it is larger than the sum of its proper divisors (2499775).

257466113 is a wasteful number, since it uses less digits than its factorization.

257466113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2499774.

The product of its digits is 30240, while the sum is 35.

The square root of 257466113 is about 16045.7506212704. The cubic root of 257466113 is about 636.1702544143.

The spelling of 257466113 in words is "two hundred fifty-seven million, four hundred sixty-six thousand, one hundred thirteen".