1213407072859 has 2 divisors, whose sum is σ = 1213407072860. Its totient is φ = 1213407072858.

The previous prime is 1213407072851. The next prime is 1213407072937. The reversal of 1213407072859 is 9582707043121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1213407072859 - 2³ = 1213407072851 is a prime.

It is not a weakly prime, because it can be changed into another prime (1213407072851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606703536429 + 606703536430.

It is an arithmetic number, because the mean of its divisors is an integer number (606703536430).

Almost surely, 2^{1213407072859} is an apocalyptic number.

1213407072859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1213407072859 is an equidigital number, since it uses as much as digits as its factorization.

1213407072859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 49.

The spelling of 1213407072859 in words is "one trillion, two hundred thirteen billion, four hundred seven million, seventy-two thousand, eight hundred fifty-nine".