123360732377 has 2 divisors, whose sum is σ = 123360732378. Its totient is φ = 123360732376.

The previous prime is 123360732359. The next prime is 123360732379. The reversal of 123360732377 is 773237063321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75688813456 + 47671918921 = 275116^2 + 218339^2 .

It is a cyclic number.

It is not a de Polignac number, because 123360732377 - 2²⁰ = 123359683801 is a prime.

Together with 123360732379, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (123360732379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61680366188 + 61680366189.

It is an arithmetic number, because the mean of its divisors is an integer number (61680366189).

Almost surely, 2^123360732377 is an apocalyptic number.

It is an amenable number.

123360732377 is a deficient number, since it is larger than the sum of its proper divisors (1).

123360732377 is an equidigital number, since it uses as much as digits as its factorization.

123360732377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 666792, while the sum is 44.

Adding to 123360732377 its reverse (773237063321), we get a palindrome (896597795698).

The spelling of 123360732377 in words is "one hundred twenty-three billion, three hundred sixty million, seven hundred thirty-two thousand, three hundred seventy-seven".