2113309634 has 8 divisors (see below), whose sum is σ = 3279273660. Its totient is φ = 1020218416.

The previous prime is 2113309633. The next prime is 2113309643. The reversal of 2113309634 is 4369033112.

It can be written as a sum of positive squares in 2 ways, for example, as 2090775625 + 22534009 = 45725^2 + 4747^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2113309634.

It is not an unprimeable number, because it can be changed into a prime (2113309633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18218129 + ... + 18218244.

Almost surely, 2^2113309634 is an apocalyptic number.

2113309634 is a deficient number, since it is larger than the sum of its proper divisors (1165964026).

2113309634 is a wasteful number, since it uses less digits than its factorization.

2113309634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36436404.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 2113309634 is about 45970.7475901796. The cubic root of 2113309634 is about 1283.2788726575.

The spelling of 2113309634 in words is "two billion, one hundred thirteen million, three hundred nine thousand, six hundred thirty-four".