2113587170 has 64 divisors (see below), whose sum is σ = 4165983360. Its totient is φ = 769305600.

The previous prime is 2113587167. The next prime is 2113587173. The reversal of 2113587170 is 717853112.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2113587167) and next prime (2113587173).

It is a self number, because there is not a number n which added to its sum of digits gives 2113587170.

It is not an unprimeable number, because it can be changed into a prime (2113587173) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 496250 + ... + 500490.

It is an arithmetic number, because the mean of its divisors is an integer number (65093490).

Almost surely, 2^2113587170 is an apocalyptic number.

2113587170 is a deficient number, since it is larger than the sum of its proper divisors (2052396190).

2113587170 is a wasteful number, since it uses less digits than its factorization.

2113587170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4371.

The product of its (nonzero) digits is 11760, while the sum is 35.

The square root of 2113587170 is about 45973.7661063350. The cubic root of 2113587170 is about 1283.3350468671.

The spelling of 2113587170 in words is "two billion, one hundred thirteen million, five hundred eighty-seven thousand, one hundred seventy".