11601390 has 16 divisors (see below), whose sum is σ = 27843408. Its totient is φ = 3093696.

The previous prime is 11601389. The next prime is 11601427. The reversal of 11601390 is 9310611.

11601390 = 159² + 160² + ... + 338².

It is a happy number.

11601390 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 193327 + ... + 193386.

It is an arithmetic number, because the mean of its divisors is an integer number (1740213).

Almost surely, 2^11601390 is an apocalyptic number.

11601390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11601390 is an abundant number, since it is smaller than the sum of its proper divisors (16242018).

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

11601390 is a wasteful number, since it uses less digits than its factorization.

11601390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386723.

The product of its (nonzero) digits is 162, while the sum is 21.

The square root of 11601390 is about 3406.0813260990. The cubic root of 11601390 is about 226.3792806312.

The spelling of 11601390 in words is "eleven million, six hundred one thousand, three hundred ninety".