2113602356 has 24 divisors (see below), whose sum is σ = 3836410536. Its totient is φ = 1018051200.

The previous prime is 2113602307. The next prime is 2113602383. The reversal of 2113602356 is 6532063112.

It can be written as a sum of positive squares in 4 ways, for example, as 1839037456 + 274564900 = 42884^2 + 16570^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55751 + ... + 85646.

It is an arithmetic number, because the mean of its divisors is an integer number (159850439).

Almost surely, 2^2113602356 is an apocalyptic number.

It is an amenable number.

2113602356 is a deficient number, since it is larger than the sum of its proper divisors (1722808180).

2113602356 is a wasteful number, since it uses less digits than its factorization.

2113602356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141539 (or 141537 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 2113602356 is about 45973.9312654465. The cubic root of 2113602356 is about 1283.3381204222.

Adding to 2113602356 its reverse (6532063112), we get a palindrome (8645665468).

The spelling of 2113602356 in words is "two billion, one hundred thirteen million, six hundred two thousand, three hundred fifty-six".