139369593 has 16 divisors (see below), whose sum is σ = 202919616. Its totient is φ = 84383040.

The previous prime is 139369591. The next prime is 139369603. The reversal of 139369593 is 395963931.

139369593 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 139369593 - 2¹ = 139369591 is a prime.

It is not an unprimeable number, because it can be changed into a prime (139369591) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55971 + ... + 58407.

It is an arithmetic number, because the mean of its divisors is an integer number (12682476).

Almost surely, 2^139369593 is an apocalyptic number.

It is an amenable number.

139369593 is a deficient number, since it is larger than the sum of its proper divisors (63550023).

139369593 is a wasteful number, since it uses less digits than its factorization.

139369593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4184.

The product of its digits is 590490, while the sum is 48.

The square root of 139369593 is about 11805.4899517131. The cubic root of 139369593 is about 518.4688601360.

The spelling of 139369593 in words is "one hundred thirty-nine million, three hundred sixty-nine thousand, five hundred ninety-three".