11242437971 has 2 divisors, whose sum is σ = 11242437972. Its totient is φ = 11242437970.

The previous prime is 11242437953. The next prime is 11242437979. The reversal of 11242437971 is 17973424211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11242437971 - 2²⁶ = 11175329107 is a prime.

It is not a weakly prime, because it can be changed into another prime (11242437979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5621218985 + 5621218986.

It is an arithmetic number, because the mean of its divisors is an integer number (5621218986).

Almost surely, 2^11242437971 is an apocalyptic number.

11242437971 is a deficient number, since it is larger than the sum of its proper divisors (1).

11242437971 is an equidigital number, since it uses as much as digits as its factorization.

11242437971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 41.

The spelling of 11242437971 in words is "eleven billion, two hundred forty-two million, four hundred thirty-seven thousand, nine hundred seventy-one".