11937427 has 2 divisors, whose sum is σ = 11937428. Its totient is φ = 11937426.

The previous prime is 11937397. The next prime is 11937461. The reversal of 11937427 is 72473911.

11937427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (11937461) can be obtained adding 11937427 to its sum of digits (34).

It is a weak prime.

It is an emirp because it is prime and its reverse (72473911) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11937427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11937392 and 11937401.

It is not a weakly prime, because it can be changed into another prime (11937467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5968713 + 5968714.

It is an arithmetic number, because the mean of its divisors is an integer number (5968714).

Almost surely, 2^11937427 is an apocalyptic number.

11937427 is a deficient number, since it is larger than the sum of its proper divisors (1).

11937427 is an equidigital number, since it uses as much as digits as its factorization.

11937427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10584, while the sum is 34.

The square root of 11937427 is about 3455.0581760659. The cubic root of 11937427 is about 228.5442203663.

The spelling of 11937427 in words is "eleven million, nine hundred thirty-seven thousand, four hundred twenty-seven".