2135118529 has 2 divisors, whose sum is σ = 2135118530. Its totient is φ = 2135118528.

The previous prime is 2135118499. The next prime is 2135118541. The reversal of 2135118529 is 9258115312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1975980304 + 159138225 = 44452^2 + 12615^2 .

It is a cyclic number.

It is not a de Polignac number, because 2135118529 - 2²⁵ = 2101564097 is a prime.

It is a super-2 number, since 2×2135118529² = 9117462265758247682, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2135118599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067559264 + 1067559265.

It is an arithmetic number, because the mean of its divisors is an integer number (1067559265).

Almost surely, 2^2135118529 is an apocalyptic number.

It is an amenable number.

2135118529 is a deficient number, since it is larger than the sum of its proper divisors (1).

2135118529 is an equidigital number, since it uses as much as digits as its factorization.

2135118529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 37.

The square root of 2135118529 is about 46207.3428039311. The cubic root of 2135118529 is about 1287.6781600819.

The spelling of 2135118529 in words is "two billion, one hundred thirty-five million, one hundred eighteen thousand, five hundred twenty-nine".