138114619 has 2 divisors, whose sum is σ = 138114620. Its totient is φ = 138114618.

The previous prime is 138114593. The next prime is 138114649. The reversal of 138114619 is 916411831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 138114619 - 2⁹ = 138114107 is a prime.

It is a super-2 number, since 2×138114619² = 38151295963030322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (138114649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69057309 + 69057310.

It is an arithmetic number, because the mean of its divisors is an integer number (69057310).

Almost surely, 2^138114619 is an apocalyptic number.

138114619 is a deficient number, since it is larger than the sum of its proper divisors (1).

138114619 is an equidigital number, since it uses as much as digits as its factorization.

138114619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 34.

The square root of 138114619 is about 11752.2176205174. The cubic root of 138114619 is about 516.9079558836.

The spelling of 138114619 in words is "one hundred thirty-eight million, one hundred fourteen thousand, six hundred nineteen".