11958427 has 8 divisors (see below), whose sum is σ = 13000176. Its totient is φ = 10934112.

The previous prime is 11958421. The next prime is 11958431. The reversal of 11958427 is 72485911.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11958427 - 2¹⁹ = 11434139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11958421) 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, 2908 + ... + 5689.

It is an arithmetic number, because the mean of its divisors is an integer number (1625022).

Almost surely, 2^11958427 is an apocalyptic number.

11958427 is a deficient number, since it is larger than the sum of its proper divisors (1041749).

11958427 is a wasteful number, since it uses less digits than its factorization.

11958427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8717.

The product of its digits is 20160, while the sum is 37.

The square root of 11958427 is about 3458.0958633329. The cubic root of 11958427 is about 228.6781581357.

The spelling of 11958427 in words is "eleven million, nine hundred fifty-eight thousand, four hundred twenty-seven".