11420431079 has 2 divisors, whose sum is σ = 11420431080. Its totient is φ = 11420431078.

The previous prime is 11420431067. The next prime is 11420431117. The reversal of 11420431079 is 97013402411.

It is a weak prime.

It is an emirp because it is prime and its reverse (97013402411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11420431079 - 2²⁸ = 11151995623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11420431019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5710215539 + 5710215540.

It is an arithmetic number, because the mean of its divisors is an integer number (5710215540).

Almost surely, 2^11420431079 is an apocalyptic number.

11420431079 is a deficient number, since it is larger than the sum of its proper divisors (1).

11420431079 is an equidigital number, since it uses as much as digits as its factorization.

11420431079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The spelling of 11420431079 in words is "eleven billion, four hundred twenty million, four hundred thirty-one thousand, seventy-nine".