134188497 has 24 divisors (see below), whose sum is σ = 205770240. Its totient is φ = 83975040.

The previous prime is 134188493. The next prime is 134188543. The reversal of 134188497 is 794881431.

It is a happy number.

It is not a de Polignac number, because 134188497 - 2² = 134188493 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134188493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72372 + ... + 74202.

It is an arithmetic number, because the mean of its divisors is an integer number (8573760).

Almost surely, 2^134188497 is an apocalyptic number.

134188497 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

134188497 is a deficient number, since it is larger than the sum of its proper divisors (71581743).

134188497 is a wasteful number, since it uses less digits than its factorization.

134188497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2333 (or 2330 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 134188497 is about 11583.9758718671. The cubic root of 134188497 is about 511.9628281628.

The spelling of 134188497 in words is "one hundred thirty-four million, one hundred eighty-eight thousand, four hundred ninety-seven".