103739993 has 8 divisors (see below), whose sum is σ = 118898688. Its totient is φ = 88665984.

The previous prime is 103739941. The next prime is 103740023. The reversal of 103739993 is 399937301.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 103739993 - 2⁶ = 103739929 is a prime.

It is a super-2 number, since 2×103739993² = 21523972295280098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103739093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18521 + ... + 23462.

It is an arithmetic number, because the mean of its divisors is an integer number (14862336).

Almost surely, 2^103739993 is an apocalyptic number.

It is an amenable number.

103739993 is a deficient number, since it is larger than the sum of its proper divisors (15158695).

103739993 is an equidigital number, since it uses as much as digits as its factorization.

103739993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42343.

The product of its (nonzero) digits is 137781, while the sum is 44.

The square root of 103739993 is about 10185.2831575759. The cubic root of 103739993 is about 469.8747108325.

The spelling of 103739993 in words is "one hundred three million, seven hundred thirty-nine thousand, nine hundred ninety-three".