11421654 has 16 divisors (see below), whose sum is σ = 24187248. Its totient is φ = 3583232.

The previous prime is 11421629. The next prime is 11421661. The reversal of 11421654 is 45612411.

It is a happy number.

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, 55887 + ... + 56090.

It is an arithmetic number, because the mean of its divisors is an integer number (1511703).

Almost surely, 2^11421654 is an apocalyptic number.

11421654 is an abundant number, since it is smaller than the sum of its proper divisors (12765594).

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

11421654 is a wasteful number, since it uses less digits than its factorization.

11421654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111999.

The product of its digits is 960, while the sum is 24.

The square root of 11421654 is about 3379.5937625697. The cubic root of 11421654 is about 225.2041209375.

The spelling of 11421654 in words is "eleven million, four hundred twenty-one thousand, six hundred fifty-four".