1200877673867 has 2 divisors, whose sum is σ = 1200877673868. Its totient is φ = 1200877673866.

The previous prime is 1200877673837. The next prime is 1200877673887. The reversal of 1200877673867 is 7683767780021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1200877673867 - 2⁴⁰ = 101366046091 is a prime.

It is not a weakly prime, because it can be changed into another prime (1200877673837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600438836933 + 600438836934.

It is an arithmetic number, because the mean of its divisors is an integer number (600438836934).

Almost surely, 2^{1200877673867} is an apocalyptic number.

1200877673867 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200877673867 is an equidigital number, since it uses as much as digits as its factorization.

1200877673867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33191424, while the sum is 62.

The spelling of 1200877673867 in words is "one trillion, two hundred billion, eight hundred seventy-seven million, six hundred seventy-three thousand, eight hundred sixty-seven".