139141292 has 12 divisors (see below), whose sum is σ = 249160296. Its totient is φ = 67952640.

The previous prime is 139141273. The next prime is 139141319. The reversal of 139141292 is 292141931.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404309 + ... + 404652.

It is an arithmetic number, because the mean of its divisors is an integer number (20763358).

Almost surely, 2^139141292 is an apocalyptic number.

It is an amenable number.

139141292 is a deficient number, since it is larger than the sum of its proper divisors (110019004).

139141292 is a wasteful number, since it uses less digits than its factorization.

139141292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809008 (or 809006 counting only the distinct ones).

The product of its digits is 3888, while the sum is 32.

The square root of 139141292 is about 11795.8167161075. The cubic root of 139141292 is about 518.1856045425.

The spelling of 139141292 in words is "one hundred thirty-nine million, one hundred forty-one thousand, two hundred ninety-two".