134445583 has 2 divisors, whose sum is σ = 134445584. Its totient is φ = 134445582.

The previous prime is 134445581. The next prime is 134445587. The reversal of 134445583 is 385544431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134445583 - 2¹ = 134445581 is a prime.

It is a super-2 number, since 2×134445583² = 36151229576419778, which contains 22 as substring.

Together with 134445581, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134445581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67222791 + 67222792.

It is an arithmetic number, because the mean of its divisors is an integer number (67222792).

Almost surely, 2^134445583 is an apocalyptic number.

134445583 is a deficient number, since it is larger than the sum of its proper divisors (1).

134445583 is an equidigital number, since it uses as much as digits as its factorization.

134445583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 115200, while the sum is 37.

The square root of 134445583 is about 11595.0671839365. The cubic root of 134445583 is about 512.2895688146.

The spelling of 134445583 in words is "one hundred thirty-four million, four hundred forty-five thousand, five hundred eighty-three".