139904110 has 16 divisors (see below), whose sum is σ = 255956832. Its totient is φ = 55044000.

The previous prime is 139904099. The next prime is 139904111. The reversal of 139904110 is 11409931.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139904111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114066 + ... + 115285.

It is an arithmetic number, because the mean of its divisors is an integer number (15997302).

Almost surely, 2^139904110 is an apocalyptic number.

139904110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139904110 is a deficient number, since it is larger than the sum of its proper divisors (116052722).

139904110 is a wasteful number, since it uses less digits than its factorization.

139904110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229419.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 139904110 is about 11828.1067800388. The cubic root of 139904110 is about 519.1308335232.

The spelling of 139904110 in words is "one hundred thirty-nine million, nine hundred four thousand, one hundred ten".