134352623 has 2 divisors, whose sum is σ = 134352624. Its totient is φ = 134352622.

The previous prime is 134352619. The next prime is 134352643. The reversal of 134352623 is 326253431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134352623 - 2² = 134352619 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134352643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67176311 + 67176312.

It is an arithmetic number, because the mean of its divisors is an integer number (67176312).

Almost surely, 2^134352623 is an apocalyptic number.

134352623 is a deficient number, since it is larger than the sum of its proper divisors (1).

134352623 is an equidigital number, since it uses as much as digits as its factorization.

134352623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 29.

The square root of 134352623 is about 11591.0578895975. The cubic root of 134352623 is about 512.1714704301.

The spelling of 134352623 in words is "one hundred thirty-four million, three hundred fifty-two thousand, six hundred twenty-three".