134147623 has 2 divisors, whose sum is σ = 134147624. Its totient is φ = 134147622.

The previous prime is 134147617. The next prime is 134147627. The reversal of 134147623 is 326741431.

It is a strong prime.

It is an emirp because it is prime and its reverse (326741431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134147623 - 2¹³ = 134139431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134147627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67073811 + 67073812.

It is an arithmetic number, because the mean of its divisors is an integer number (67073812).

Almost surely, 2^134147623 is an apocalyptic number.

134147623 is a deficient number, since it is larger than the sum of its proper divisors (1).

134147623 is an equidigital number, since it uses as much as digits as its factorization.

134147623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 31.

The square root of 134147623 is about 11582.2114900394. The cubic root of 134147623 is about 511.9108413577.

The spelling of 134147623 in words is "one hundred thirty-four million, one hundred forty-seven thousand, six hundred twenty-three".