5155257 has 8 divisors (see below), whose sum is σ = 7003584. Its totient is φ = 3371888.

The previous prime is 5155237. The next prime is 5155261. The reversal of 5155257 is 7525515.

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 5155257 - 2⁶ = 5155193 is a prime.

5155257 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5155237) 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 7 ways as a sum of consecutive naturals, for example, 16053 + ... + 16370.

It is an arithmetic number, because the mean of its divisors is an integer number (875448).

Almost surely, 2^5155257 is an apocalyptic number.

It is an amenable number.

5155257 is a deficient number, since it is larger than the sum of its proper divisors (1848327).

5155257 is a wasteful number, since it uses less digits than its factorization.

5155257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32479.

The product of its digits is 8750, while the sum is 30.

The square root of 5155257 is about 2270.5191036413. The cubic root of 5155257 is about 172.7494898560.

The spelling of 5155257 in words is "five million, one hundred fifty-five thousand, two hundred fifty-seven".