103319144 has 16 divisors (see below), whose sum is σ = 194796420. Its totient is φ = 51373440.

The previous prime is 103319137. The next prime is 103319189. The reversal of 103319144 is 441913301.

It can be written as a sum of positive squares in 2 ways, for example, as 103266244 + 52900 = 10162^2 + 230^2 .

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, 34229 + ... + 37124.

Almost surely, 2^103319144 is an apocalyptic number.

It is an amenable number.

103319144 is a deficient number, since it is larger than the sum of its proper divisors (91477276).

103319144 is a wasteful number, since it uses less digits than its factorization.

103319144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71540 (or 71536 counting only the distinct ones).

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

The square root of 103319144 is about 10164.6025008359. The cubic root of 103319144 is about 469.2384589097.

The spelling of 103319144 in words is "one hundred three million, three hundred nineteen thousand, one hundred forty-four".