139306607 has 16 divisors (see below), whose sum is σ = 159010560. Its totient is φ = 120806400.

The previous prime is 139306589. The next prime is 139306639. The reversal of 139306607 is 706603931.

It is not a de Polignac number, because 139306607 - 2⁸ = 139306351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139306667) 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, 161744 + ... + 162602.

It is an arithmetic number, because the mean of its divisors is an integer number (9938160).

Almost surely, 2^139306607 is an apocalyptic number.

139306607 is a deficient number, since it is larger than the sum of its proper divisors (19703953).

139306607 is a wasteful number, since it uses less digits than its factorization.

139306607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534.

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 139306607 is about 11802.8219930659. The cubic root of 139306607 is about 518.3907436218.

The spelling of 139306607 in words is "one hundred thirty-nine million, three hundred six thousand, six hundred seven".