1199548236413 has 2 divisors, whose sum is σ = 1199548236414. Its totient is φ = 1199548236412.

The previous prime is 1199548236401. The next prime is 1199548236421. The reversal of 1199548236413 is 3146328459911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 859102826884 + 340445409529 = 926878^2 + 583477^2 .

It is a cyclic number.

It is not a de Polignac number, because 1199548236413 - 2²⁰ = 1199547187837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1199548286413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 599774118206 + 599774118207.

It is an arithmetic number, because the mean of its divisors is an integer number (599774118207).

Almost surely, 2^{1199548236413} is an apocalyptic number.

It is an amenable number.

1199548236413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1199548236413 is an equidigital number, since it uses as much as digits as its factorization.

1199548236413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5598720, while the sum is 56.

The spelling of 1199548236413 in words is "one trillion, one hundred ninety-nine billion, five hundred forty-eight million, two hundred thirty-six thousand, four hundred thirteen".