1864367248123 has 2 divisors, whose sum is σ = 1864367248124. Its totient is φ = 1864367248122.

The previous prime is 1864367248103. The next prime is 1864367248181. The reversal of 1864367248123 is 3218427634681.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1864367248123 - 2¹⁷ = 1864367117051 is a prime.

It is not a weakly prime, because it can be changed into another prime (1864367248103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 932183624061 + 932183624062.

It is an arithmetic number, because the mean of its divisors is an integer number (932183624062).

Almost surely, 2^{1864367248123} is an apocalyptic number.

1864367248123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1864367248123 is an equidigital number, since it uses as much as digits as its factorization.

1864367248123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9289728, while the sum is 55.

The spelling of 1864367248123 in words is "one trillion, eight hundred sixty-four billion, three hundred sixty-seven million, two hundred forty-eight thousand, one hundred twenty-three".