123570103 has 2 divisors, whose sum is σ = 123570104. Its totient is φ = 123570102.

The previous prime is 123570101. The next prime is 123570157. The reversal of 123570103 is 301075321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123570103 - 2¹ = 123570101 is a prime.

Together with 123570101, it forms a pair of twin primes.

It is equal to p_7033306 and since 123570103 and 7033306 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123570101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61785051 + 61785052.

It is an arithmetic number, because the mean of its divisors is an integer number (61785052).

Almost surely, 2^123570103 is an apocalyptic number.

123570103 is a deficient number, since it is larger than the sum of its proper divisors (1).

123570103 is an equidigital number, since it uses as much as digits as its factorization.

123570103 is an evil number, because the sum of its binary digits is even.

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

The square root of 123570103 is about 11116.2090210647. The cubic root of 123570103 is about 498.0861544035.

The spelling of 123570103 in words is "one hundred twenty-three million, five hundred seventy thousand, one hundred three".