130856234533 has 4 divisors (see below), whose sum is σ = 130975957708. Its totient is φ = 130736511360.

The previous prime is 130856234527. The next prime is 130856234549. The reversal of 130856234533 is 335432658031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 335432658031 = 6257 ⋅53609183.

It can be written as a sum of positive squares in 2 ways, for example, as 85648119649 + 45208114884 = 292657^2 + 212622^2 .

It is a cyclic number.

It is not a de Polignac number, because 130856234533 - 2⁹ = 130856234021 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 130856234533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130856234563) 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, 59859948 + ... + 59862133.

It is an arithmetic number, because the mean of its divisors is an integer number (32743989427).

Almost surely, 2^130856234533 is an apocalyptic number.

It is an amenable number.

130856234533 is a deficient number, since it is larger than the sum of its proper divisors (119723175).

130856234533 is a wasteful number, since it uses less digits than its factorization.

130856234533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119723174.

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 130856234533 in words is "one hundred thirty billion, eight hundred fifty-six million, two hundred thirty-four thousand, five hundred thirty-three".