11601970 has 32 divisors (see below), whose sum is σ = 22161600. Its totient is φ = 4360896.

The previous prime is 11601949. The next prime is 11601977. The reversal of 11601970 is 7910611.

It is not an unprimeable number, because it can be changed into a prime (11601977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42996 + ... + 43264.

It is an arithmetic number, because the mean of its divisors is an integer number (692550).

Almost surely, 2^11601970 is an apocalyptic number.

11601970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11601970 is a deficient number, since it is larger than the sum of its proper divisors (10559630).

11601970 is a wasteful number, since it uses less digits than its factorization.

11601970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522.

The product of its (nonzero) digits is 378, while the sum is 25.

The square root of 11601970 is about 3406.1664668656. The cubic root of 11601970 is about 226.3830531043.

The spelling of 11601970 in words is "eleven million, six hundred one thousand, nine hundred seventy".