139695 has 16 divisors (see below), whose sum is σ = 228480. Its totient is φ = 72864.

The previous prime is 139681. The next prime is 139697. The reversal of 139695 is 596931.

139695 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 139695 - 2⁵ = 139663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139697) 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, 936 + ... + 1074.

It is an arithmetic number, because the mean of its divisors is an integer number (14280).

2¹³⁹⁶⁹⁵ is an apocalyptic number.

139695 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

139695 is a deficient number, since it is larger than the sum of its proper divisors (88785).

139695 is a wasteful number, since it uses less digits than its factorization.

139695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214.

The product of its digits is 7290, while the sum is 33.

The square root of 139695 is about 373.7579430594. The cubic root of 139695 is about 51.8872062049.

The spelling of 139695 in words is "one hundred thirty-nine thousand, six hundred ninety-five".