2257657135 has 8 divisors (see below), whose sum is σ = 2725412256. Its totient is φ = 1795309920.

The previous prime is 2257657133. The next prime is 2257657139. The reversal of 2257657135 is 5317567522.

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

It is not a de Polignac number, because 2257657135 - 2¹ = 2257657133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2257657091 and 2257657100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2257657133) 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, 1351056 + ... + 1352725.

It is an arithmetic number, because the mean of its divisors is an integer number (340676532).

Almost surely, 2^2257657135 is an apocalyptic number.

2257657135 is a deficient number, since it is larger than the sum of its proper divisors (467755121).

2257657135 is a wasteful number, since it uses less digits than its factorization.

2257657135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2703953.

The product of its digits is 441000, while the sum is 43.

The square root of 2257657135 is about 47514.8096386800. The cubic root of 2257657135 is about 1311.8554859463.

The spelling of 2257657135 in words is "two billion, two hundred fifty-seven million, six hundred fifty-seven thousand, one hundred thirty-five".