11423601191 has 2 divisors, whose sum is σ = 11423601192. Its totient is φ = 11423601190.

The previous prime is 11423601157. The next prime is 11423601251. The reversal of 11423601191 is 19110632411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11423601191 - 2⁶ = 11423601127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11423601991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5711800595 + 5711800596.

It is an arithmetic number, because the mean of its divisors is an integer number (5711800596).

Almost surely, 2^11423601191 is an apocalyptic number.

11423601191 is a deficient number, since it is larger than the sum of its proper divisors (1).

11423601191 is an equidigital number, since it uses as much as digits as its factorization.

11423601191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 11423601191 in words is "eleven billion, four hundred twenty-three million, six hundred one thousand, one hundred ninety-one".