11713730 has 16 divisors (see below), whose sum is σ = 24096960. Its totient is φ = 4016112.

The previous prime is 11713729. The next prime is 11713771. The reversal of 11713730 is 3731711.

11713730 = 1975² + 1976² + 1977².

11713730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11713730² = 274422941025800, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11713696 and 11713705.

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, 83600 + ... + 83739.

It is an arithmetic number, because the mean of its divisors is an integer number (1506060).

Almost surely, 2^11713730 is an apocalyptic number.

11713730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11713730 is an abundant number, since it is smaller than the sum of its proper divisors (12383230).

11713730 is a wasteful number, since it uses less digits than its factorization.

11713730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167353.

The product of its (nonzero) digits is 441, while the sum is 23.

The square root of 11713730 is about 3422.5326879374. The cubic root of 11713730 is about 227.1076358881.

The spelling of 11713730 in words is "eleven million, seven hundred thirteen thousand, seven hundred thirty".