11942479 has 2 divisors, whose sum is σ = 11942480. Its totient is φ = 11942478.

The previous prime is 11942477. The next prime is 11942501. The reversal of 11942479 is 97424911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11942479 - 2¹ = 11942477 is a prime.

Together with 11942477, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11942477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5971239 + 5971240.

It is an arithmetic number, because the mean of its divisors is an integer number (5971240).

Almost surely, 2^11942479 is an apocalyptic number.

11942479 is a deficient number, since it is larger than the sum of its proper divisors (1).

11942479 is an equidigital number, since it uses as much as digits as its factorization.

11942479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 37.

The square root of 11942479 is about 3455.7892007471. The cubic root of 11942479 is about 228.5764563068.

It can be divided in two parts, 11942 and 479, that added together give a palindrome (12421).

The spelling of 11942479 in words is "eleven million, nine hundred forty-two thousand, four hundred seventy-nine".