123403201417 has 2 divisors, whose sum is σ = 123403201418. Its totient is φ = 123403201416.

The previous prime is 123403201393. The next prime is 123403201459. The reversal of 123403201417 is 714102304321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85251736441 + 38151464976 = 291979^2 + 195324^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123403201417 is a prime.

It is not a weakly prime, because it can be changed into another prime (123403201477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61701600708 + 61701600709.

It is an arithmetic number, because the mean of its divisors is an integer number (61701600709).

Almost surely, 2^123403201417 is an apocalyptic number.

It is an amenable number.

123403201417 is a deficient number, since it is larger than the sum of its proper divisors (1).

123403201417 is an equidigital number, since it uses as much as digits as its factorization.

123403201417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

Adding to 123403201417 its reverse (714102304321), we get a palindrome (837505505738).

The spelling of 123403201417 in words is "one hundred twenty-three billion, four hundred three million, two hundred one thousand, four hundred seventeen".