123646273 has 2 divisors, whose sum is σ = 123646274. Its totient is φ = 123646272.

The previous prime is 123646249. The next prime is 123646277. The reversal of 123646273 is 372646321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123276609 + 369664 = 11103^2 + 608^2 .

It is a cyclic number.

It is not a de Polignac number, because 123646273 - 2⁹ = 123645761 is a prime.

It is not a weakly prime, because it can be changed into another prime (123646277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61823136 + 61823137.

It is an arithmetic number, because the mean of its divisors is an integer number (61823137).

Almost surely, 2^123646273 is an apocalyptic number.

It is an amenable number.

123646273 is a deficient number, since it is larger than the sum of its proper divisors (1).

123646273 is an equidigital number, since it uses as much as digits as its factorization.

123646273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 34.

The square root of 123646273 is about 11119.6345713337. The cubic root of 123646273 is about 498.1884753499.

The spelling of 123646273 in words is "one hundred twenty-three million, six hundred forty-six thousand, two hundred seventy-three".