1361403527005 has 8 divisors (see below), whose sum is σ = 1642148918712. Its totient is φ = 1083479697408.

The previous prime is 1361403526883. The next prime is 1361403527041. The reversal of 1361403527005 is 5007253041631.

It can be written as a sum of positive squares in 4 ways, for example, as 17051397561 + 1344352129444 = 130581^2 + 1159462^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1361403527005 - 2¹⁵ = 1361403494237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 705389464 + ... + 705391393.

It is an arithmetic number, because the mean of its divisors is an integer number (205268614839).

Almost surely, 2^{1361403527005} is an apocalyptic number.

It is an amenable number.

1361403527005 is a deficient number, since it is larger than the sum of its proper divisors (280745391707).

1361403527005 is a wasteful number, since it uses less digits than its factorization.

1361403527005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410781055.

The product of its (nonzero) digits is 75600, while the sum is 37.

Adding to 1361403527005 its reverse (5007253041631), we get a palindrome (6368656568636).

The spelling of 1361403527005 in words is "one trillion, three hundred sixty-one billion, four hundred three million, five hundred twenty-seven thousand, five".