1361443256367 has 4 divisors (see below), whose sum is σ = 1815257675160. Its totient is φ = 907628837576.

The previous prime is 1361443256363. The next prime is 1361443256377. The reversal of 1361443256367 is 7636523441631.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1361443256367 - 2² = 1361443256363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361443256363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226907209392 + ... + 226907209397.

It is an arithmetic number, because the mean of its divisors is an integer number (453814418790).

Almost surely, 2^{1361443256367} is an apocalyptic number.

1361443256367 is a deficient number, since it is larger than the sum of its proper divisors (453814418793).

1361443256367 is an equidigital number, since it uses as much as digits as its factorization.

1361443256367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453814418792.

The product of its digits is 6531840, while the sum is 51.

Adding to 1361443256367 its reverse (7636523441631), we get a palindrome (8997966697998).

The spelling of 1361443256367 in words is "one trillion, three hundred sixty-one billion, four hundred forty-three million, two hundred fifty-six thousand, three hundred sixty-seven".