2135288993 has 2 divisors, whose sum is σ = 2135288994. Its totient is φ = 2135288992.

The previous prime is 2135288977. The next prime is 2135289017. The reversal of 2135288993 is 3998825312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2046024289 + 89264704 = 45233^2 + 9448^2 .

It is a cyclic number.

It is not a de Polignac number, because 2135288993 - 2⁴ = 2135288977 is a prime.

It is not a weakly prime, because it can be changed into another prime (2135285993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067644496 + 1067644497.

It is an arithmetic number, because the mean of its divisors is an integer number (1067644497).

Almost surely, 2^2135288993 is an apocalyptic number.

It is an amenable number.

2135288993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2135288993 is an equidigital number, since it uses as much as digits as its factorization.

2135288993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 50.

The square root of 2135288993 is about 46209.1873224362. The cubic root of 2135288993 is about 1287.7124278014.

The spelling of 2135288993 in words is "two billion, one hundred thirty-five million, two hundred eighty-eight thousand, nine hundred ninety-three".