123298793 has 2 divisors, whose sum is σ = 123298794. Its totient is φ = 123298792.

The previous prime is 123298789. The next prime is 123298823. The reversal of 123298793 is 397892321.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103469584 + 19829209 = 10172^2 + 4453^2 .

It is an emirp because it is prime and its reverse (397892321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 123298793 - 2² = 123298789 is a prime.

It is not a weakly prime, because it can be changed into another prime (123298753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61649396 + 61649397.

It is an arithmetic number, because the mean of its divisors is an integer number (61649397).

Almost surely, 2^123298793 is an apocalyptic number.

It is an amenable number.

123298793 is a deficient number, since it is larger than the sum of its proper divisors (1).

123298793 is an equidigital number, since it uses as much as digits as its factorization.

123298793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 44.

The square root of 123298793 is about 11103.9989643371. The cubic root of 123298793 is about 497.7213553319.

The spelling of 123298793 in words is "one hundred twenty-three million, two hundred ninety-eight thousand, seven hundred ninety-three".