139340612 has 24 divisors (see below), whose sum is σ = 246392832. Its totient is φ = 68947200.

The previous prime is 139340611. The next prime is 139340627. The reversal of 139340612 is 216043931.

It is not an unprimeable number, because it can be changed into a prime (139340611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206708 + ... + 207380.

It is an arithmetic number, because the mean of its divisors is an integer number (10266368).

Almost surely, 2^139340612 is an apocalyptic number.

It is an amenable number.

139340612 is a deficient number, since it is larger than the sum of its proper divisors (107052220).

139340612 is a wasteful number, since it uses less digits than its factorization.

139340612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139 (or 1137 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 139340612 is about 11804.2624504880. The cubic root of 139340612 is about 518.4329202361.

The spelling of 139340612 in words is "one hundred thirty-nine million, three hundred forty thousand, six hundred twelve".