139144310 has 8 divisors (see below), whose sum is σ = 250459776. Its totient is φ = 55657720.

The previous prime is 139144301. The next prime is 139144321. The reversal of 139144310 is 13441931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×139144310² = 38722278010752200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 139144310.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 6957206 + ... + 6957225.

It is an arithmetic number, because the mean of its divisors is an integer number (31307472).

Almost surely, 2^139144310 is an apocalyptic number.

139144310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139144310 is a deficient number, since it is larger than the sum of its proper divisors (111315466).

139144310 is a wasteful number, since it uses less digits than its factorization.

139144310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13914438.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 139144310 is about 11795.9446421217. The cubic root of 139144310 is about 518.1893510288.

The spelling of 139144310 in words is "one hundred thirty-nine million, one hundred forty-four thousand, three hundred ten".