103391998 has 8 divisors (see below), whose sum is σ = 155134008. Its totient is φ = 51680664.

The previous prime is 103391993. The next prime is 103392001. The reversal of 103391998 is 899193301.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103391993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4840 + ... + 15172.

It is an arithmetic number, because the mean of its divisors is an integer number (19391751).

Almost surely, 2^103391998 is an apocalyptic number.

103391998 is a deficient number, since it is larger than the sum of its proper divisors (51742010).

103391998 is a wasteful number, since it uses less digits than its factorization.

103391998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15338.

The product of its (nonzero) digits is 52488, while the sum is 43.

The square root of 103391998 is about 10168.1855805252. The cubic root of 103391998 is about 469.3487252336.

The spelling of 103391998 in words is "one hundred three million, three hundred ninety-one thousand, nine hundred ninety-eight".