1362643320541 has 2 divisors, whose sum is σ = 1362643320542. Its totient is φ = 1362643320540.

The previous prime is 1362643320517. The next prime is 1362643320547. The reversal of 1362643320541 is 1450233462631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1153967944441 + 208675376100 = 1074229^2 + 456810^2 .

It is a cyclic number.

It is not a de Polignac number, because 1362643320541 - 2⁵ = 1362643320509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1362643320494 and 1362643320503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1362643320547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 681321660270 + 681321660271.

It is an arithmetic number, because the mean of its divisors is an integer number (681321660271).

Almost surely, 2^{1362643320541} is an apocalyptic number.

It is an amenable number.

1362643320541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1362643320541 is an equidigital number, since it uses as much as digits as its factorization.

1362643320541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 1362643320541 in words is "one trillion, three hundred sixty-two billion, six hundred forty-three million, three hundred twenty thousand, five hundred forty-one".