134515612531 has 2 divisors, whose sum is σ = 134515612532. Its totient is φ = 134515612530.

The previous prime is 134515612519. The next prime is 134515612619. The reversal of 134515612531 is 135216515431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134515612531 - 2¹³ = 134515604339 is a prime.

It is a super-2 number, since 2×134515612531² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (134515612031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67257806265 + 67257806266.

It is an arithmetic number, because the mean of its divisors is an integer number (67257806266).

Almost surely, 2^134515612531 is an apocalyptic number.

134515612531 is a deficient number, since it is larger than the sum of its proper divisors (1).

134515612531 is an equidigital number, since it uses as much as digits as its factorization.

134515612531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54000, while the sum is 37.

The spelling of 134515612531 in words is "one hundred thirty-four billion, five hundred fifteen million, six hundred twelve thousand, five hundred thirty-one".