134672477 has 4 divisors (see below), whose sum is σ = 134745660. Its totient is φ = 134599296.

The previous prime is 134672471. The next prime is 134672497. The reversal of 134672477 is 774276431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 774276431 = 41 ⋅18884791.

It can be written as a sum of positive squares in 2 ways, for example, as 113337316 + 21335161 = 10646^2 + 4619^2 .

It is a cyclic number.

It is not a de Polignac number, because 134672477 - 2⁸ = 134672221 is a prime.

It is a super-2 number, since 2×134672477² = 36273352122631058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134672471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33758 + ... + 37535.

It is an arithmetic number, because the mean of its divisors is an integer number (33686415).

Almost surely, 2^134672477 is an apocalyptic number.

It is an amenable number.

134672477 is a deficient number, since it is larger than the sum of its proper divisors (73183).

134672477 is an equidigital number, since it uses as much as digits as its factorization.

134672477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73182.

The product of its digits is 197568, while the sum is 41.

The square root of 134672477 is about 11604.8471338489. The cubic root of 134672477 is about 512.5775914249.

The spelling of 134672477 in words is "one hundred thirty-four million, six hundred seventy-two thousand, four hundred seventy-seven".