139741682 has 4 divisors (see below), whose sum is σ = 209612526. Its totient is φ = 69870840.

The previous prime is 139741673. The next prime is 139741687. The reversal of 139741682 is 286147931.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 132457081 + 7284601 = 11509^2 + 2699^2 .

It is not an unprimeable number, because it can be changed into a prime (139741687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34935419 + ... + 34935422.

Almost surely, 2^139741682 is an apocalyptic number.

139741682 is a deficient number, since it is larger than the sum of its proper divisors (69870844).

139741682 is an equidigital number, since it uses as much as digits as its factorization.

139741682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69870843.

The product of its digits is 72576, while the sum is 41.

The square root of 139741682 is about 11821.2385983872. The cubic root of 139741682 is about 518.9298529222.

The spelling of 139741682 in words is "one hundred thirty-nine million, seven hundred forty-one thousand, six hundred eighty-two".