139382429629 has 2 divisors, whose sum is σ = 139382429630. Its totient is φ = 139382429628.

The previous prime is 139382429539. The next prime is 139382429663. The reversal of 139382429629 is 926924283931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137336948100 + 2045481529 = 370590^2 + 45227^2 .

It is a cyclic number.

It is not a de Polignac number, because 139382429629 - 2¹⁷ = 139382298557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139382429129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69691214814 + 69691214815.

It is an arithmetic number, because the mean of its divisors is an integer number (69691214815).

Almost surely, 2^139382429629 is an apocalyptic number.

It is an amenable number.

139382429629 is a deficient number, since it is larger than the sum of its proper divisors (1).

139382429629 is an equidigital number, since it uses as much as digits as its factorization.

139382429629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10077696, while the sum is 58.

The spelling of 139382429629 in words is "one hundred thirty-nine billion, three hundred eighty-two million, four hundred twenty-nine thousand, six hundred twenty-nine".