139952 has 10 divisors (see below), whose sum is σ = 271188. Its totient is φ = 69968.
The previous prime is 139943. The next prime is 139967. The reversal of 139952 is 259931.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 139952.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4358 + ... + 4389.
2139952 is an apocalyptic number.
It is an amenable number.
139952 is a deficient number, since it is larger than the sum of its proper divisors (131236).
139952 is an equidigital number, since it uses as much as digits as its factorization.
139952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8755 (or 8749 counting only the distinct ones).
The product of its digits is 2430, while the sum is 29.
The square root of 139952 is about 374.1015904804. The cubic root of 139952 is about 51.9190060612.
The spelling of 139952 in words is "one hundred thirty-nine thousand, nine hundred fifty-two".
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