11621954 has 16 divisors (see below), whose sum is σ = 18113568. Its totient is φ = 5588352.

The previous prime is 11621941. The next prime is 11621957. The reversal of 11621954 is 45912611.

It is not an unprimeable number, because it can be changed into a prime (11621957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4754 + ... + 6770.

It is an arithmetic number, because the mean of its divisors is an integer number (1132098).

Almost surely, 2^11621954 is an apocalyptic number.

11621954 is a deficient number, since it is larger than the sum of its proper divisors (6491614).

11621954 is a wasteful number, since it uses less digits than its factorization.

11621954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2129.

The product of its digits is 2160, while the sum is 29.

The square root of 11621954 is about 3409.0987078699. The cubic root of 11621954 is about 226.5129575922.

The spelling of 11621954 in words is "eleven million, six hundred twenty-one thousand, nine hundred fifty-four".