1361130436621 has 8 divisors (see below), whose sum is σ = 1377551276640. Its totient is φ = 1344710112912.

The previous prime is 1361130436619. The next prime is 1361130436649. The reversal of 1361130436621 is 1266340311631.

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 1361130436621 - 2¹ = 1361130436619 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361130436661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9322246 + ... + 9467128.

It is an arithmetic number, because the mean of its divisors is an integer number (172193909580).

Almost surely, 2^{1361130436621} is an apocalyptic number.

It is an amenable number.

1361130436621 is a deficient number, since it is larger than the sum of its proper divisors (16420840019).

1361130436621 is a wasteful number, since it uses less digits than its factorization.

1361130436621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258155.

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 1361130436621 in words is "one trillion, three hundred sixty-one billion, one hundred thirty million, four hundred thirty-six thousand, six hundred twenty-one".