11413620 has 36 divisors (see below), whose sum is σ = 34621860. Its totient is φ = 3043584.

The previous prime is 11413601. The next prime is 11413631. The reversal of 11413620 is 2631411.

It is a happy number.

11413620 is a `hidden beast` number, since 1 + 1 + 41 + 3 + 620 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2196324 + 9217296 = 1482^2 + 3036^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11413593 and 11413602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31525 + ... + 31884.

Almost surely, 2^11413620 is an apocalyptic number.

11413620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11413620 is an abundant number, since it is smaller than the sum of its proper divisors (23208240).

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

11413620 is a wasteful number, since it uses less digits than its factorization.

11413620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63424 (or 63419 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 11413620 is about 3378.4049490847. The cubic root of 11413620 is about 225.1513056362.

It can be divided in two parts, 1141 and 3620, that added together give a square (4761 = 69²).

The spelling of 11413620 in words is "eleven million, four hundred thirteen thousand, six hundred twenty".