138476683 has 2 divisors, whose sum is σ = 138476684. Its totient is φ = 138476682.

The previous prime is 138476677. The next prime is 138476707. The reversal of 138476683 is 386674831.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-138476683 is a prime.

It is not a weakly prime, because it can be changed into another prime (138476633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69238341 + 69238342.

It is an arithmetic number, because the mean of its divisors is an integer number (69238342).

Almost surely, 2^138476683 is an apocalyptic number.

138476683 is a deficient number, since it is larger than the sum of its proper divisors (1).

138476683 is an equidigital number, since it uses as much as digits as its factorization.

138476683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 46.

The square root of 138476683 is about 11767.6116098383. The cubic root of 138476683 is about 517.3592488305.

The spelling of 138476683 in words is "one hundred thirty-eight million, four hundred seventy-six thousand, six hundred eighty-three".