123035216597 has 4 divisors (see below), whose sum is σ = 123037487820. Its totient is φ = 123032945376.

The previous prime is 123035216489. The next prime is 123035216621. The reversal of 123035216597 is 795612530321.

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

It can be written as a sum of positive squares in 2 ways, for example, as 283787716 + 122751428881 = 16846^2 + 350359^2 .

It is a cyclic number.

It is not a de Polignac number, because 123035216597 - 2²⁸ = 122766781141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123035218597) 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, 1052318 + ... + 1163375.

It is an arithmetic number, because the mean of its divisors is an integer number (30759371955).

Almost surely, 2^123035216597 is an apocalyptic number.

It is an amenable number.

123035216597 is a deficient number, since it is larger than the sum of its proper divisors (2271223).

123035216597 is an equidigital number, since it uses as much as digits as its factorization.

123035216597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2271222.

The product of its (nonzero) digits is 340200, while the sum is 44.

The spelling of 123035216597 in words is "one hundred twenty-three billion, thirty-five million, two hundred sixteen thousand, five hundred ninety-seven".