1535423335423 has 2 divisors, whose sum is σ = 1535423335424. Its totient is φ = 1535423335422.

The previous prime is 1535423335387. The next prime is 1535423335553. The reversal of 1535423335423 is 3245333245351.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1535423335423 - 2³⁷ = 1397984381951 is a prime.

It is a super-2 number, since 2×1535423335423² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1535423335423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1535423315423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 767711667711 + 767711667712.

It is an arithmetic number, because the mean of its divisors is an integer number (767711667712).

Almost surely, 2^{1535423335423} is an apocalyptic number.

1535423335423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1535423335423 is an equidigital number, since it uses as much as digits as its factorization.

1535423335423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944000, while the sum is 43.

The spelling of 1535423335423 in words is "one trillion, five hundred thirty-five billion, four hundred twenty-three million, three hundred thirty-five thousand, four hundred twenty-three".