1361204007523 has 2 divisors, whose sum is σ = 1361204007524. Its totient is φ = 1361204007522.

The previous prime is 1361204007521. The next prime is 1361204007529. The reversal of 1361204007523 is 3257004021631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1361204007523 - 2¹ = 1361204007521 is a prime.

Together with 1361204007521, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1361204007521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 680602003761 + 680602003762.

It is an arithmetic number, because the mean of its divisors is an integer number (680602003762).

Almost surely, 2^{1361204007523} is an apocalyptic number.

1361204007523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1361204007523 is an equidigital number, since it uses as much as digits as its factorization.

1361204007523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 34.

The spelling of 1361204007523 in words is "one trillion, three hundred sixty-one billion, two hundred four million, seven thousand, five hundred twenty-three".