103357989 has 24 divisors (see below), whose sum is σ = 170963520. Its totient is φ = 58943808.

The previous prime is 103357963. The next prime is 103358009. The reversal of 103357989 is 989753301.

It is a happy number.

It is not a de Polignac number, because 103357989 - 2⁵ = 103357957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103357789) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37542 + ... + 40200.

It is an arithmetic number, because the mean of its divisors is an integer number (7123480).

Almost surely, 2^103357989 is an apocalyptic number.

It is an amenable number.

103357989 is a deficient number, since it is larger than the sum of its proper divisors (67605531).

103357989 is a wasteful number, since it uses less digits than its factorization.

103357989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3289 (or 3286 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 103357989 is about 10166.5131190591. The cubic root of 103357989 is about 469.2972582227.

The spelling of 103357989 in words is "one hundred three million, three hundred fifty-seven thousand, nine hundred eighty-nine".