123414169877 has 2 divisors, whose sum is σ = 123414169878. Its totient is φ = 123414169876.

The previous prime is 123414169861. The next prime is 123414169883. The reversal of 123414169877 is 778961414321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65871275716 + 57542894161 = 256654^2 + 239881^2 .

It is an emirp because it is prime and its reverse (778961414321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 123414169877 - 2⁴ = 123414169861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123414169897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61707084938 + 61707084939.

It is an arithmetic number, because the mean of its divisors is an integer number (61707084939).

Almost surely, 2^123414169877 is an apocalyptic number.

It is an amenable number.

123414169877 is a deficient number, since it is larger than the sum of its proper divisors (1).

123414169877 is an equidigital number, since it uses as much as digits as its factorization.

123414169877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2032128, while the sum is 53.

The spelling of 123414169877 in words is "one hundred twenty-three billion, four hundred fourteen million, one hundred sixty-nine thousand, eight hundred seventy-seven".