134374729 has 4 divisors (see below), whose sum is σ = 134485120. Its totient is φ = 134264340.

The previous prime is 134374697. The next prime is 134374819. The reversal of 134374729 is 927473431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 927473431 = 20479 ⋅45289.

It is a cyclic number.

It is not a de Polignac number, because 134374729 - 2⁵ = 134374697 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134374691 and 134374700.

It is not an unprimeable number, because it can be changed into a prime (134384729) 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, 53349 + ... + 55810.

It is an arithmetic number, because the mean of its divisors is an integer number (33621280).

Almost surely, 2^134374729 is an apocalyptic number.

It is an amenable number.

134374729 is a deficient number, since it is larger than the sum of its proper divisors (110391).

134374729 is a wasteful number, since it uses less digits than its factorization.

134374729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110390.

The product of its digits is 127008, while the sum is 40.

The square root of 134374729 is about 11592.0114302911. The cubic root of 134374729 is about 512.1995593039.

The spelling of 134374729 in words is "one hundred thirty-four million, three hundred seventy-four thousand, seven hundred twenty-nine".