8137535525723 has 2 divisors, whose sum is σ = 8137535525724. Its totient is φ = 8137535525722.

The previous prime is 8137535525617. The next prime is 8137535525731. The reversal of 8137535525723 is 3275255357318.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8137535525723 - 2¹⁸ = 8137535263579 is a prime.

It is not a weakly prime, because it can be changed into another prime (8137535525923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4068767762861 + 4068767762862.

It is an arithmetic number, because the mean of its divisors is an integer number (4068767762862).

Almost surely, 2^{8137535525723} is an apocalyptic number.

8137535525723 is a deficient number, since it is larger than the sum of its proper divisors (1).

8137535525723 is an equidigital number, since it uses as much as digits as its factorization.

8137535525723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26460000, while the sum is 56.

The spelling of 8137535525723 in words is "eight trillion, one hundred thirty-seven billion, five hundred thirty-five million, five hundred twenty-five thousand, seven hundred twenty-three".