103903057 has 2 divisors, whose sum is σ = 103903058. Its totient is φ = 103903056.

The previous prime is 103903049. The next prime is 103903081. The reversal of 103903057 is 750309301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70829056 + 33074001 = 8416^2 + 5751^2 .

It is a cyclic number.

It is not a de Polignac number, because 103903057 - 2³ = 103903049 is a prime.

It is not a weakly prime, because it can be changed into another prime (103903097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51951528 + 51951529.

It is an arithmetic number, because the mean of its divisors is an integer number (51951529).

Almost surely, 2^103903057 is an apocalyptic number.

It is an amenable number.

103903057 is a deficient number, since it is larger than the sum of its proper divisors (1).

103903057 is an equidigital number, since it uses as much as digits as its factorization.

103903057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2835, while the sum is 28.

The square root of 103903057 is about 10193.2848974214. The cubic root of 103903057 is about 470.1207732484.

The spelling of 103903057 in words is "one hundred three million, nine hundred three thousand, fifty-seven".