1200945715213 has 2 divisors, whose sum is σ = 1200945715214. Its totient is φ = 1200945715212.

The previous prime is 1200945715181. The next prime is 1200945715259. The reversal of 1200945715213 is 3125175490021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 915194528964 + 285751186249 = 956658^2 + 534557^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200945715213 - 2⁵ = 1200945715181 is a prime.

It is a super-2 number, since 2×1200945715213² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200945715283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600472857606 + 600472857607.

It is an arithmetic number, because the mean of its divisors is an integer number (600472857607).

Almost surely, 2^{1200945715213} is an apocalyptic number.

It is an amenable number.

1200945715213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200945715213 is an equidigital number, since it uses as much as digits as its factorization.

1200945715213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 40.

The spelling of 1200945715213 in words is "one trillion, two hundred billion, nine hundred forty-five million, seven hundred fifteen thousand, two hundred thirteen".