123802373 has 2 divisors, whose sum is σ = 123802374. Its totient is φ = 123802372.

The previous prime is 123802339. The next prime is 123802387. The reversal of 123802373 is 373208321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95902849 + 27899524 = 9793^2 + 5282^2 .

It is an emirp because it is prime and its reverse (373208321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 123802373 - 2¹² = 123798277 is a prime.

It is a super-2 number, since 2×123802373² = 30654055120862258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123802573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61901186 + 61901187.

It is an arithmetic number, because the mean of its divisors is an integer number (61901187).

Almost surely, 2^123802373 is an apocalyptic number.

It is an amenable number.

123802373 is a deficient number, since it is larger than the sum of its proper divisors (1).

123802373 is an equidigital number, since it uses as much as digits as its factorization.

123802373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 123802373 is about 11126.6514729275. The cubic root of 123802373 is about 498.3980369100.

The spelling of 123802373 in words is "one hundred twenty-three million, eight hundred two thousand, three hundred seventy-three".