1423716818539 has 2 divisors, whose sum is σ = 1423716818540. Its totient is φ = 1423716818538.

The previous prime is 1423716818471. The next prime is 1423716818549. The reversal of 1423716818539 is 9358186173241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1423716818539 - 2²³ = 1423708429931 is a prime.

It is a super-3 number, since 3×1423716818539³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1423716818549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711858409269 + 711858409270.

It is an arithmetic number, because the mean of its divisors is an integer number (711858409270).

Almost surely, 2^{1423716818539} is an apocalyptic number.

1423716818539 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423716818539 is an equidigital number, since it uses as much as digits as its factorization.

1423716818539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8709120, while the sum is 58.

The spelling of 1423716818539 in words is "one trillion, four hundred twenty-three billion, seven hundred sixteen million, eight hundred eighteen thousand, five hundred thirty-nine".