11159660 has 24 divisors (see below), whose sum is σ = 23498160. Its totient is φ = 4451904.

The previous prime is 11159657. The next prime is 11159671. The reversal of 11159660 is 6695111.

It is a super-2 number, since 2×11159660² = 249076022631200, which contains 22 as substring.

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, 13787 + ... + 14573.

It is an arithmetic number, because the mean of its divisors is an integer number (979090).

Almost surely, 2^11159660 is an apocalyptic number.

11159660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11159660 is an abundant number, since it is smaller than the sum of its proper divisors (12338500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11159660 is a wasteful number, since it uses less digits than its factorization.

11159660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505 (or 1503 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 11159660 is about 3340.6077291415. The cubic root of 11159660 is about 223.4688467439.

The spelling of 11159660 in words is "eleven million, one hundred fifty-nine thousand, six hundred sixty".