2534530091 has 4 divisors (see below), whose sum is σ = 2535288000. Its totient is φ = 2533772184.

The previous prime is 2534530067. The next prime is 2534530111. The reversal of 2534530091 is 1900354352.

2534530091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2534530091 - 2⁶ = 2534530027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2534536091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373916 + ... + 380633.

It is an arithmetic number, because the mean of its divisors is an integer number (633822000).

Almost surely, 2^2534530091 is an apocalyptic number.

2534530091 is a deficient number, since it is larger than the sum of its proper divisors (757909).

2534530091 is an equidigital number, since it uses as much as digits as its factorization.

2534530091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757908.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 2534530091 is about 50344.1167466468. The cubic root of 2534530091 is about 1363.4288642011.

The spelling of 2534530091 in words is "two billion, five hundred thirty-four million, five hundred thirty thousand, ninety-one".