34020540131 has 8 divisors (see below), whose sum is σ = 36378401184. Its totient is φ = 31702307200.

The previous prime is 34020540107. The next prime is 34020540139. The reversal of 34020540131 is 13104502043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-34020540131 is a prime.

It is a super-2 number, since 2×34020540131² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34020540097 and 34020540106.

It is not an unprimeable number, because it can be changed into a prime (34020540139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9905255 + ... + 9908688.

It is an arithmetic number, because the mean of its divisors is an integer number (4547300148).

Almost surely, 2^34020540131 is an apocalyptic number.

34020540131 is a deficient number, since it is larger than the sum of its proper divisors (2357861053).

34020540131 is a wasteful number, since it uses less digits than its factorization.

34020540131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19814061.

The product of its (nonzero) digits is 1440, while the sum is 23.

The spelling of 34020540131 in words is "thirty-four billion, twenty million, five hundred forty thousand, one hundred thirty-one".