134312423 has 8 divisors (see below), whose sum is σ = 156016800. Its totient is φ = 113237280.

The previous prime is 134312419. The next prime is 134312443. The reversal of 134312423 is 324213431.

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 134312423 - 2² = 134312419 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 (134312413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156848 + ... + 157701.

It is an arithmetic number, because the mean of its divisors is an integer number (19502100).

Almost surely, 2^134312423 is an apocalyptic number.

134312423 is a deficient number, since it is larger than the sum of its proper divisors (21704377).

134312423 is an equidigital number, since it uses as much as digits as its factorization.

134312423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314617.

The product of its digits is 1728, while the sum is 23.

The square root of 134312423 is about 11589.3236644767. The cubic root of 134312423 is about 512.1203826123.

Adding to 134312423 its reverse (324213431), we get a palindrome (458525854).

The spelling of 134312423 in words is "one hundred thirty-four million, three hundred twelve thousand, four hundred twenty-three".