139500533 has 2 divisors, whose sum is σ = 139500534. Its totient is φ = 139500532.

The previous prime is 139500509. The next prime is 139500541. The reversal of 139500533 is 335005931.

139500533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102070609 + 37429924 = 10103^2 + 6118^2 .

It is a cyclic number.

It is not a de Polignac number, because 139500533 - 2²² = 135306229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 139500496 and 139500505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139500563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69750266 + 69750267.

It is an arithmetic number, because the mean of its divisors is an integer number (69750267).

Almost surely, 2^139500533 is an apocalyptic number.

It is an amenable number.

139500533 is a deficient number, since it is larger than the sum of its proper divisors (1).

139500533 is an equidigital number, since it uses as much as digits as its factorization.

139500533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6075, while the sum is 29.

The square root of 139500533 is about 11811.0343746854. The cubic root of 139500533 is about 518.6311792891.

The spelling of 139500533 in words is "one hundred thirty-nine million, five hundred thousand, five hundred thirty-three".