134720677 has 16 divisors (see below), whose sum is σ = 169671040. Its totient is φ = 104110272.

The previous prime is 134720669. The next prime is 134720723. The reversal of 134720677 is 776027431.

It is not a de Polignac number, because 134720677 - 2³ = 134720669 is a prime.

It is a super-2 number, since 2×134720677² = 36299321622676658, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134720977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13302 + ... + 21127.

It is an arithmetic number, because the mean of its divisors is an integer number (10604440).

Almost surely, 2^134720677 is an apocalyptic number.

It is an amenable number.

134720677 is a deficient number, since it is larger than the sum of its proper divisors (34950363).

134720677 is a wasteful number, since it uses less digits than its factorization.

134720677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34492.

The product of its (nonzero) digits is 49392, while the sum is 37.

The square root of 134720677 is about 11606.9236665018. The cubic root of 134720677 is about 512.6387355517.

The spelling of 134720677 in words is "one hundred thirty-four million, seven hundred twenty thousand, six hundred seventy-seven".