134779045 has 8 divisors (see below), whose sum is σ = 163219320. Its totient is φ = 106833600.

The previous prime is 134778991. The next prime is 134779061. The reversal of 134779045 is 540977431.

It can be written as a sum of positive squares in 4 ways, for example, as 7134241 + 127644804 = 2671^2 + 11298^2 .

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

It is not a de Polignac number, because 134779045 - 2¹¹ = 134776997 is a prime.

It is a super-2 number, since 2×134779045² = 36330781942224050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 134778989 and 134779007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123106 + ... + 124195.

It is an arithmetic number, because the mean of its divisors is an integer number (20402415).

Almost surely, 2^134779045 is an apocalyptic number.

It is an amenable number.

134779045 is a deficient number, since it is larger than the sum of its proper divisors (28440275).

134779045 is a wasteful number, since it uses less digits than its factorization.

134779045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247415.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 134779045 is about 11609.4377555504. The cubic root of 134779045 is about 512.7127587781.

It can be divided in two parts, 13477 and 9045, that added together give a palindrome (22522).

The spelling of 134779045 in words is "one hundred thirty-four million, seven hundred seventy-nine thousand, forty-five".