102903897 has 8 divisors (see below), whose sum is σ = 138027456. Its totient is φ = 68191472.

The previous prime is 102903881. The next prime is 102903929. The reversal of 102903897 is 798309201.

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 102903897 - 2⁴ = 102903881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102903797) 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, 102198 + ... + 103199.

It is an arithmetic number, because the mean of its divisors is an integer number (17253432).

Almost surely, 2^102903897 is an apocalyptic number.

It is an amenable number.

102903897 is a deficient number, since it is larger than the sum of its proper divisors (35123559).

102903897 is a wasteful number, since it uses less digits than its factorization.

102903897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205567.

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 102903897 is about 10144.1558051915. The cubic root of 102903897 is about 468.6089805842.

The spelling of 102903897 in words is "one hundred two million, nine hundred three thousand, eight hundred ninety-seven".