134540497 has 8 divisors (see below), whose sum is σ = 165588416. Its totient is φ = 106449552.

The previous prime is 134540479. The next prime is 134540531. The reversal of 134540497 is 794045431.

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

It is a cyclic number.

It is not a de Polignac number, because 134540497 - 2²⁷ = 322769 is a prime.

It is a super-2 number, since 2×134540497² = 36202290666014018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134540467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 739143 + ... + 739324.

It is an arithmetic number, because the mean of its divisors is an integer number (20698552).

Almost surely, 2^134540497 is an apocalyptic number.

It is an amenable number.

134540497 is a deficient number, since it is larger than the sum of its proper divisors (31047919).

134540497 is a wasteful number, since it uses less digits than its factorization.

134540497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478487.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 134540497 is about 11599.1593229854. The cubic root of 134540497 is about 512.4100934496.

The spelling of 134540497 in words is "one hundred thirty-four million, five hundred forty thousand, four hundred ninety-seven".