103139936 has 24 divisors (see below), whose sum is σ = 203326200. Its totient is φ = 51501568.

The previous prime is 103139917. The next prime is 103139957. The reversal of 103139936 is 639931301.

It is a junction number, because it is equal to n+sod(n) for n = 103139896 and 103139905.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29615 + ... + 32913.

It is an arithmetic number, because the mean of its divisors is an integer number (8471925).

Almost surely, 2^103139936 is an apocalyptic number.

103139936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

103139936 is a deficient number, since it is larger than the sum of its proper divisors (100186264).

103139936 is an equidigital number, since it uses as much as digits as its factorization.

103139936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4286 (or 4278 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 35.

The square root of 103139936 is about 10155.7833769729. The cubic root of 103139936 is about 468.9670024353.

The spelling of 103139936 in words is "one hundred three million, one hundred thirty-nine thousand, nine hundred thirty-six".