11365620 has 48 divisors (see below), whose sum is σ = 36371328. Its totient is φ = 2597760.

The previous prime is 11365603. The next prime is 11365637. The reversal of 11365620 is 2656311.

It is an interprime number because it is at equal distance from previous prime (11365603) and next prime (11365637).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13111 + ... + 13950.

It is an arithmetic number, because the mean of its divisors is an integer number (757736).

Almost surely, 2^11365620 is an apocalyptic number.

11365620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11365620 is an abundant number, since it is smaller than the sum of its proper divisors (25005708).

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

11365620 is a wasteful number, since it uses less digits than its factorization.

11365620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27080 (or 27078 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 11365620 is about 3371.2935202975. The cubic root of 11365620 is about 224.8352374021.

The spelling of 11365620 in words is "eleven million, three hundred sixty-five thousand, six hundred twenty".