363989306123 has 2 divisors, whose sum is σ = 363989306124. Its totient is φ = 363989306122.

The previous prime is 363989306077. The next prime is 363989306173. The reversal of 363989306123 is 321603989363.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-363989306123 is a prime.

It is a super-2 number, since 2×363989306123² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (363989306173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181994653061 + 181994653062.

It is an arithmetic number, because the mean of its divisors is an integer number (181994653062).

Almost surely, 2^363989306123 is an apocalyptic number.

363989306123 is a deficient number, since it is larger than the sum of its proper divisors (1).

363989306123 is an equidigital number, since it uses as much as digits as its factorization.

363989306123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3779136, while the sum is 53.

The spelling of 363989306123 in words is "three hundred sixty-three billion, nine hundred eighty-nine million, three hundred six thousand, one hundred twenty-three".