2357613261 has 24 divisors (see below), whose sum is σ = 3730105080. Its totient is φ = 1428274176.

The previous prime is 2357613259. The next prime is 2357613263. The reversal of 2357613261 is 1623167532.

2357613261 is a `hidden beast` number, since 2 + 35 + 7 + 613 + 2 + 6 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (2357613259) and next prime (2357613263).

It can be written as a sum of positive squares in 4 ways, for example, as 1434061161 + 923552100 = 37869^2 + 30390^2 .

It is not a de Polignac number, because 2357613261 - 2¹ = 2357613259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2357613263) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 261240 + ... + 270113.

It is an arithmetic number, because the mean of its divisors is an integer number (155421045).

Almost surely, 2^2357613261 is an apocalyptic number.

It is an amenable number.

2357613261 is a deficient number, since it is larger than the sum of its proper divisors (1372491819).

2357613261 is a wasteful number, since it uses less digits than its factorization.

2357613261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531405 (or 531402 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 2357613261 is about 48555.2598695548. The cubic root of 2357613261 is about 1330.9370713527.

The spelling of 2357613261 in words is "two billion, three hundred fifty-seven million, six hundred thirteen thousand, two hundred sixty-one".