103157203 has 2 divisors, whose sum is σ = 103157204. Its totient is φ = 103157202.

The previous prime is 103157191. The next prime is 103157227. The reversal of 103157203 is 302751301.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103157203 is a prime.

It is not a weakly prime, because it can be changed into another prime (103157303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51578601 + 51578602.

It is an arithmetic number, because the mean of its divisors is an integer number (51578602).

Almost surely, 2^103157203 is an apocalyptic number.

103157203 is a deficient number, since it is larger than the sum of its proper divisors (1).

103157203 is an equidigital number, since it uses as much as digits as its factorization.

103157203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 103157203 is about 10156.6334481461. The cubic root of 103157203 is about 468.9931714173.

The spelling of 103157203 in words is "one hundred three million, one hundred fifty-seven thousand, two hundred three".