1350797797 has 12 divisors (see below), whose sum is σ = 1413881644. Its totient is φ = 1290421440.

The previous prime is 1350797779. The next prime is 1350797801. The reversal of 1350797797 is 7977970531.

It can be written as a sum of positive squares in 2 ways, for example, as 1107624961 + 243172836 = 33281^2 + 15594^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1350797797 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 (1350797717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 697843 + ... + 699775.

Almost surely, 2^1350797797 is an apocalyptic number.

It is an amenable number.

1350797797 is a deficient number, since it is larger than the sum of its proper divisors (63083847).

1350797797 is a wasteful number, since it uses less digits than its factorization.

1350797797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300 (or 3277 counting only the distinct ones).

The product of its (nonzero) digits is 2917215, while the sum is 55.

The square root of 1350797797 is about 36753.2011803054. The cubic root of 1350797797 is about 1105.4271185182.

The spelling of 1350797797 in words is "one billion, three hundred fifty million, seven hundred ninety-seven thousand, seven hundred ninety-seven".