5091257 has 8 divisors (see below), whose sum is σ = 5443200. Its totient is φ = 4750240.

The previous prime is 5091253. The next prime is 5091271. The reversal of 5091257 is 7521905.

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 5091257 - 2² = 5091253 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5091253) 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, 1757 + ... + 3642.

It is an arithmetic number, because the mean of its divisors is an integer number (680400).

Almost surely, 2^5091257 is an apocalyptic number.

It is an amenable number.

5091257 is a deficient number, since it is larger than the sum of its proper divisors (351943).

5091257 is a wasteful number, since it uses less digits than its factorization.

5091257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5463.

The product of its (nonzero) digits is 3150, while the sum is 29.

The square root of 5091257 is about 2256.3813950660. The cubic root of 5091257 is about 172.0316441688.

The spelling of 5091257 in words is "five million, ninety-one thousand, two hundred fifty-seven".