11860605 has 24 divisors (see below), whose sum is σ = 20950488. Its totient is φ = 6205056.

The previous prime is 11860573. The next prime is 11860613. The reversal of 11860605 is 50606811.

It can be written as a sum of positive squares in 4 ways, for example, as 2842596 + 9018009 = 1686^2 + 3003^2 .

It is not a de Polignac number, because 11860605 - 2⁵ = 11860573 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102 + ... + 4871.

It is an arithmetic number, because the mean of its divisors is an integer number (872937).

Almost surely, 2^11860605 is an apocalyptic number.

11860605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11860605 is a deficient number, since it is larger than the sum of its proper divisors (9089883).

11860605 is a wasteful number, since it uses less digits than its factorization.

11860605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5037 (or 5034 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 11860605 is about 3443.9229085448. The cubic root of 11860605 is about 228.0529078509.

The spelling of 11860605 in words is "eleven million, eight hundred sixty thousand, six hundred five".