1332597743561 has 4 divisors (see below), whose sum is σ = 1522968849792. Its totient is φ = 1142226637332.

The previous prime is 1332597743539. The next prime is 1332597743563. The reversal of 1332597743561 is 1653477952331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1332597743561 is a prime.

It is a super-2 number, since 2×1332597743561² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1332597743497 and 1332597743506.

It is not an unprimeable number, because it can be changed into a prime (1332597743563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95185553105 + ... + 95185553118.

It is an arithmetic number, because the mean of its divisors is an integer number (380742212448).

Almost surely, 2^{1332597743561} is an apocalyptic number.

It is an amenable number.

1332597743561 is a deficient number, since it is larger than the sum of its proper divisors (190371106231).

1332597743561 is an equidigital number, since it uses as much as digits as its factorization.

1332597743561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190371106230.

The product of its digits is 14288400, while the sum is 56.

The spelling of 1332597743561 in words is "one trillion, three hundred thirty-two billion, five hundred ninety-seven million, seven hundred forty-three thousand, five hundred sixty-one".