2113259637 has 8 divisors (see below), whose sum is σ = 2877630336. Its totient is φ = 1378864352.

The previous prime is 2113259633. The next prime is 2113259641. The reversal of 2113259637 is 7369523112.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2113259633) and next prime (2113259641).

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 2113259637 - 2² = 2113259633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2113259595 and 2113259604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113259633) 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, 7493688 + ... + 7493969.

It is an arithmetic number, because the mean of its divisors is an integer number (359703792).

Almost surely, 2^2113259637 is an apocalyptic number.

It is an amenable number.

2113259637 is a deficient number, since it is larger than the sum of its proper divisors (764370699).

2113259637 is a wasteful number, since it uses less digits than its factorization.

2113259637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14987707.

The product of its digits is 68040, while the sum is 39.

The square root of 2113259637 is about 45970.2037955021. The cubic root of 2113259637 is about 1283.2687525756.

The spelling of 2113259637 in words is "two billion, one hundred thirteen million, two hundred fifty-nine thousand, six hundred thirty-seven".