103386993 has 16 divisors (see below), whose sum is σ = 139164480. Its totient is φ = 68271104.

The previous prime is 103386989. The next prime is 103387003. The reversal of 103386993 is 399683301.

It is a cyclic number.

It is not a de Polignac number, because 103386993 - 2² = 103386989 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103386593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246538 + ... + 246956.

It is an arithmetic number, because the mean of its divisors is an integer number (8697780).

Almost surely, 2^103386993 is an apocalyptic number.

It is an amenable number.

103386993 is a deficient number, since it is larger than the sum of its proper divisors (35777487).

103386993 is a wasteful number, since it uses less digits than its factorization.

103386993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008.

The product of its (nonzero) digits is 104976, while the sum is 42.

The square root of 103386993 is about 10167.9394667750. The cubic root of 103386993 is about 469.3411517001.

The spelling of 103386993 in words is "one hundred three million, three hundred eighty-six thousand, nine hundred ninety-three".