134242373 has 4 divisors (see below), whose sum is σ = 134281068. Its totient is φ = 134203680.

The previous prime is 134242357. The next prime is 134242393. The reversal of 134242373 is 373242431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 86452804 + 47789569 = 9298^2 + 6913^2 .

It is a cyclic number.

It is not a de Polignac number, because 134242373 - 2⁴ = 134242357 is a prime.

It is a super-2 number, since 2×134242373² = 36042029417342258, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134242313) 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, 13568 + ... + 21273.

It is an arithmetic number, because the mean of its divisors is an integer number (33570267).

Almost surely, 2^134242373 is an apocalyptic number.

It is an amenable number.

134242373 is a deficient number, since it is larger than the sum of its proper divisors (38695).

134242373 is an equidigital number, since it uses as much as digits as its factorization.

134242373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38694.

The product of its digits is 12096, while the sum is 29.

The square root of 134242373 is about 11586.3010922382. The cubic root of 134242373 is about 512.0313358202.

The spelling of 134242373 in words is "one hundred thirty-four million, two hundred forty-two thousand, three hundred seventy-three".