11713555 has 16 divisors (see below), whose sum is σ = 16763904. Its totient is φ = 7682400.

The previous prime is 11713553. The next prime is 11713607. The reversal of 11713555 is 55531711.

11713555 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11713555 - 2¹ = 11713553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11713553) 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, 6471 + ... + 8080.

It is an arithmetic number, because the mean of its divisors is an integer number (1047744).

Almost surely, 2^11713555 is an apocalyptic number.

11713555 is a deficient number, since it is larger than the sum of its proper divisors (5050349).

11713555 is a wasteful number, since it uses less digits than its factorization.

11713555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14586.

The product of its digits is 2625, while the sum is 28.

The square root of 11713555 is about 3422.5071219794. The cubic root of 11713555 is about 227.1065049067.

The spelling of 11713555 in words is "eleven million, seven hundred thirteen thousand, five hundred fifty-five".