42137434331 has 2 divisors, whose sum is σ = 42137434332. Its totient is φ = 42137434330.

The previous prime is 42137434189. The next prime is 42137434351. The reversal of 42137434331 is 13343473124.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42137434331 - 2²⁶ = 42070325467 is a prime.

It is a super-2 number, since 2×42137434331² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42137434291 and 42137434300.

It is not a weakly prime, because it can be changed into another prime (42137434351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21068717165 + 21068717166.

It is an arithmetic number, because the mean of its divisors is an integer number (21068717166).

Almost surely, 2^42137434331 is an apocalyptic number.

42137434331 is a deficient number, since it is larger than the sum of its proper divisors (1).

42137434331 is an equidigital number, since it uses as much as digits as its factorization.

42137434331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 35.

The spelling of 42137434331 in words is "forty-two billion, one hundred thirty-seven million, four hundred thirty-four thousand, three hundred thirty-one".