1164661610 has 16 divisors (see below), whose sum is σ = 2395875456. Its totient is φ = 399312528.

The previous prime is 1164661609. The next prime is 1164661613. The reversal of 1164661610 is 161664611.

It is not an unprimeable number, because it can be changed into a prime (1164661613) 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, 8318942 + ... + 8319081.

It is an arithmetic number, because the mean of its divisors is an integer number (149742216).

Almost surely, 2^1164661610 is an apocalyptic number.

1164661610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1164661610 is an abundant number, since it is smaller than the sum of its proper divisors (1231213846).

1164661610 is a wasteful number, since it uses less digits than its factorization.

1164661610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16638037.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 1164661610 is about 34127.1389073271. The cubic root of 1164661610 is about 1052.1231747951.

The spelling of 1164661610 in words is "one billion, one hundred sixty-four million, six hundred sixty-one thousand, six hundred ten".