122530603 has 4 divisors (see below), whose sum is σ = 131956048. Its totient is φ = 113105160.

The previous prime is 122530561. The next prime is 122530619. The reversal of 122530603 is 306035221.

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-122530603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122530663) 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, 4712703 + ... + 4712728.

It is an arithmetic number, because the mean of its divisors is an integer number (32989012).

Almost surely, 2^122530603 is an apocalyptic number.

122530603 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

122530603 is a deficient number, since it is larger than the sum of its proper divisors (9425445).

122530603 is an equidigital number, since it uses as much as digits as its factorization.

122530603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9425444.

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

The square root of 122530603 is about 11069.3542268734. The cubic root of 122530603 is about 496.6855480312.

Adding to 122530603 its reverse (306035221), we get a palindrome (428565824).

The spelling of 122530603 in words is "one hundred twenty-two million, five hundred thirty thousand, six hundred three".