139450132 has 6 divisors (see below), whose sum is σ = 244037738. Its totient is φ = 69725064.

The previous prime is 139450117. The next prime is 139450147. The reversal of 139450132 is 231054931.

139450132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (139450117) and next prime (139450147).

It can be written as a sum of positive squares in only one way, i.e., 91508356 + 47941776 = 9566^2 + 6924^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 139450132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17431263 + ... + 17431270.

Almost surely, 2^139450132 is an apocalyptic number.

It is an amenable number.

139450132 is a deficient number, since it is larger than the sum of its proper divisors (104587606).

139450132 is a wasteful number, since it uses less digits than its factorization.

139450132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34862537 (or 34862535 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 139450132 is about 11808.9005415407. The cubic root of 139450132 is about 518.5687119561.

The spelling of 139450132 in words is "one hundred thirty-nine million, four hundred fifty thousand, one hundred thirty-two".