139000933 has 2 divisors, whose sum is σ = 139000934. Its totient is φ = 139000932.

The previous prime is 139000919. The next prime is 139000969. The reversal of 139000933 is 339000931.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98843364 + 40157569 = 9942^2 + 6337^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-139000933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139000733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69500466 + 69500467.

It is an arithmetic number, because the mean of its divisors is an integer number (69500467).

Almost surely, 2^139000933 is an apocalyptic number.

It is an amenable number.

139000933 is a deficient number, since it is larger than the sum of its proper divisors (1).

139000933 is an equidigital number, since it uses as much as digits as its factorization.

139000933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2187, while the sum is 28.

The square root of 139000933 is about 11789.8656904988. The cubic root of 139000933 is about 518.0113057366.

The spelling of 139000933 in words is "one hundred thirty-nine million, nine hundred thirty-three", and thus it is an aban number.