134723090 has 8 divisors (see below), whose sum is σ = 242501580. Its totient is φ = 53889232.

The previous prime is 134723081. The next prime is 134723107. The reversal of 134723090 is 90327431.

It can be written as a sum of positive squares in 2 ways, for example, as 126810121 + 7912969 = 11261^2 + 2813^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6736145 + ... + 6736164.

Almost surely, 2^134723090 is an apocalyptic number.

134723090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134723090 is a deficient number, since it is larger than the sum of its proper divisors (107778490).

134723090 is a wasteful number, since it uses less digits than its factorization.

134723090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13472316.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 134723090 is about 11607.0276126147. The cubic root of 134723090 is about 512.6417961803.

The spelling of 134723090 in words is "one hundred thirty-four million, seven hundred twenty-three thousand, ninety".