11927641 has 16 divisors (see below), whose sum is σ = 13483008. Its totient is φ = 10458000.

The previous prime is 11927633. The next prime is 11927683. The reversal of 11927641 is 14672911.

It is a cyclic number.

It is not a de Polignac number, because 11927641 - 2³ = 11927633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11924641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71340 + ... + 71506.

It is an arithmetic number, because the mean of its divisors is an integer number (842688).

Almost surely, 2^11927641 is an apocalyptic number.

11927641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11927641 is a deficient number, since it is larger than the sum of its proper divisors (1555367).

11927641 is a wasteful number, since it uses less digits than its factorization.

11927641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372.

The product of its digits is 3024, while the sum is 31.

The square root of 11927641 is about 3453.6417011613. The cubic root of 11927641 is about 228.4817517073.

The spelling of 11927641 in words is "eleven million, nine hundred twenty-seven thousand, six hundred forty-one".