14240511491 has 2 divisors, whose sum is σ = 14240511492. Its totient is φ = 14240511490.

The previous prime is 14240511437. The next prime is 14240511557. The reversal of 14240511491 is 19411504241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14240511491 - 2¹⁸ = 14240249347 is a prime.

It is not a weakly prime, because it can be changed into another prime (14240511421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7120255745 + 7120255746.

It is an arithmetic number, because the mean of its divisors is an integer number (7120255746).

Almost surely, 2^14240511491 is an apocalyptic number.

14240511491 is a deficient number, since it is larger than the sum of its proper divisors (1).

14240511491 is an equidigital number, since it uses as much as digits as its factorization.

14240511491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 32.

The spelling of 14240511491 in words is "fourteen billion, two hundred forty million, five hundred eleven thousand, four hundred ninety-one".