123530064737 has 2 divisors, whose sum is σ = 123530064738. Its totient is φ = 123530064736.

The previous prime is 123530064677. The next prime is 123530064787. The reversal of 123530064737 is 737460035321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109555042081 + 13975022656 = 330991^2 + 118216^2 .

It is a cyclic number.

It is not a de Polignac number, because 123530064737 - 2⁸ = 123530064481 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123530064694 and 123530064703.

It is not a weakly prime, because it can be changed into another prime (123530064787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61765032368 + 61765032369.

It is an arithmetic number, because the mean of its divisors is an integer number (61765032369).

Almost surely, 2^123530064737 is an apocalyptic number.

It is an amenable number.

123530064737 is a deficient number, since it is larger than the sum of its proper divisors (1).

123530064737 is an equidigital number, since it uses as much as digits as its factorization.

123530064737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 41.

The spelling of 123530064737 in words is "one hundred twenty-three billion, five hundred thirty million, sixty-four thousand, seven hundred thirty-seven".