134349973 has 8 divisors (see below), whose sum is σ = 135383040. Its totient is φ = 133320720.

The previous prime is 134349959. The next prime is 134349977. The reversal of 134349973 is 379943431.

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

It is a cyclic number.

It is not a de Polignac number, because 134349973 - 2¹⁷ = 134218901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134349977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128788 + ... + 129826.

It is an arithmetic number, because the mean of its divisors is an integer number (16922880).

Almost surely, 2^134349973 is an apocalyptic number.

It is an amenable number.

134349973 is a deficient number, since it is larger than the sum of its proper divisors (1033067).

134349973 is a wasteful number, since it uses less digits than its factorization.

134349973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1907.

The product of its digits is 244944, while the sum is 43.

The square root of 134349973 is about 11590.9435767758. The cubic root of 134349973 is about 512.1681030146.

The spelling of 134349973 in words is "one hundred thirty-four million, three hundred forty-nine thousand, nine hundred seventy-three".