134625619 has 2 divisors, whose sum is σ = 134625620. Its totient is φ = 134625618.

The previous prime is 134625613. The next prime is 134625643. The reversal of 134625619 is 916526431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134625619 - 2¹¹ = 134623571 is a prime.

It is a super-2 number, since 2×134625619² = 36248114582266322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (134625613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67312809 + 67312810.

It is an arithmetic number, because the mean of its divisors is an integer number (67312810).

Almost surely, 2^134625619 is an apocalyptic number.

134625619 is a deficient number, since it is larger than the sum of its proper divisors (1).

134625619 is an equidigital number, since it uses as much as digits as its factorization.

134625619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 37.

The square root of 134625619 is about 11602.8280604342. The cubic root of 134625619 is about 512.5181357056.

The spelling of 134625619 in words is "one hundred thirty-four million, six hundred twenty-five thousand, six hundred nineteen".