1361250353601 has 12 divisors (see below), whose sum is σ = 2039074604112. Its totient is φ = 907500235572.

The previous prime is 1361250353597. The next prime is 1361250353629. The reversal of 1361250353601 is 1063530521631.

1361250353601 is a `hidden beast` number, since 1 + 3 + 6 + 12 + 5 + 0 + 35 + 3 + 601 = 666.

It is not a de Polignac number, because 1361250353601 - 2² = 1361250353597 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1361250353651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2800926411 + ... + 2800926896.

It is an arithmetic number, because the mean of its divisors is an integer number (169922883676).

Almost surely, 2^{1361250353601} is an apocalyptic number.

It is an amenable number.

1361250353601 is a deficient number, since it is larger than the sum of its proper divisors (677824250511).

1361250353601 is an frugal number, since it uses more digits than its factorization.

1361250353601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5601853322 (or 5601853310 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The spelling of 1361250353601 in words is "one trillion, three hundred sixty-one billion, two hundred fifty million, three hundred fifty-three thousand, six hundred one".