134258623 has 2 divisors, whose sum is σ = 134258624. Its totient is φ = 134258622.

The previous prime is 134258609. The next prime is 134258669. The reversal of 134258623 is 326852431.

134258623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134258623 - 2¹⁷ = 134127551 is a prime.

It is a super-2 number, since 2×134258623² = 36050755699712258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134252623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67129311 + 67129312.

It is an arithmetic number, because the mean of its divisors is an integer number (67129312).

Almost surely, 2^134258623 is an apocalyptic number.

134258623 is a deficient number, since it is larger than the sum of its proper divisors (1).

134258623 is an equidigital number, since it uses as much as digits as its factorization.

134258623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 34.

The square root of 134258623 is about 11587.0023301974. The cubic root of 134258623 is about 512.0519954011.

The spelling of 134258623 in words is "one hundred thirty-four million, two hundred fifty-eight thousand, six hundred twenty-three".