2135499735893 has 2 divisors, whose sum is σ = 2135499735894. Its totient is φ = 2135499735892.

The previous prime is 2135499735877. The next prime is 2135499735947. The reversal of 2135499735893 is 3985379945312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1192381009444 + 943118726449 = 1091962^2 + 971143^2 .

It is a cyclic number.

It is not a de Polignac number, because 2135499735893 - 2⁴ = 2135499735877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2135499735833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067749867946 + 1067749867947.

It is an arithmetic number, because the mean of its divisors is an integer number (1067749867947).

Almost surely, 2^{2135499735893} is an apocalyptic number.

It is an amenable number.

2135499735893 is a deficient number, since it is larger than the sum of its proper divisors (1).

2135499735893 is an equidigital number, since it uses as much as digits as its factorization.

2135499735893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 220449600, while the sum is 68.

The spelling of 2135499735893 in words is "two trillion, one hundred thirty-five billion, four hundred ninety-nine million, seven hundred thirty-five thousand, eight hundred ninety-three".