123025603 has 4 divisors (see below), whose sum is σ = 123068520. Its totient is φ = 122982688.

The previous prime is 123025547. The next prime is 123025607. The reversal of 123025603 is 306520321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123025603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123025607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16825 + ... + 23002.

It is an arithmetic number, because the mean of its divisors is an integer number (30767130).

Almost surely, 2^123025603 is an apocalyptic number.

123025603 is a deficient number, since it is larger than the sum of its proper divisors (42917).

123025603 is an equidigital number, since it uses as much as digits as its factorization.

123025603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42916.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 123025603 is about 11091.6907187317. The cubic root of 123025603 is about 497.3534873230.

Adding to 123025603 its reverse (306520321), we get a palindrome (429545924).

The spelling of 123025603 in words is "one hundred twenty-three million, twenty-five thousand, six hundred three".