103391936 has 14 divisors (see below), whose sum is σ = 205168500. Its totient is φ = 51695936.

The previous prime is 103391933. The next prime is 103391947. The reversal of 103391936 is 639193301.

It is a junction number, because it is equal to n+sod(n) for n = 103391896 and 103391905.

It is not an unprimeable number, because it can be changed into a prime (103391933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 807686 + ... + 807813.

Almost surely, 2^103391936 is an apocalyptic number.

103391936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

103391936 is a deficient number, since it is larger than the sum of its proper divisors (101776564).

103391936 is an equidigital number, since it uses as much as digits as its factorization.

103391936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615511 (or 1615501 counting only the distinct ones).

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

The square root of 103391936 is about 10168.1825317999. The cubic root of 103391936 is about 469.3486314171.

The spelling of 103391936 in words is "one hundred three million, three hundred ninety-one thousand, nine hundred thirty-six".