1339310885797 has 16 divisors (see below), whose sum is σ = 1399339378800. Its totient is φ = 1280224673280.

The previous prime is 1339310885767. The next prime is 1339310885831. The reversal of 1339310885797 is 7975880139331.

It is a Cunningham number, because it is equal to 1157286²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 67759213636 + 1271551672161 = 260306^2 + 1127631^2 .

It is a cyclic number.

It is not a de Polignac number, because 1339310885797 - 2²³ = 1339302497189 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 (1339310885767) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3738897 + ... + 4081417.

It is an arithmetic number, because the mean of its divisors is an integer number (87458711175).

Almost surely, 2^{1339310885797} is an apocalyptic number.

It is an amenable number.

1339310885797 is a deficient number, since it is larger than the sum of its proper divisors (60028493003).

1339310885797 is a wasteful number, since it uses less digits than its factorization.

1339310885797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343896.

The product of its (nonzero) digits is 34292160, while the sum is 64.

The spelling of 1339310885797 in words is "one trillion, three hundred thirty-nine billion, three hundred ten million, eight hundred eighty-five thousand, seven hundred ninety-seven".