1339301797 has 2 divisors, whose sum is σ = 1339301798. Its totient is φ = 1339301796.

The previous prime is 1339301731. The next prime is 1339301813. The reversal of 1339301797 is 7971039331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1073807361 + 265494436 = 32769^2 + 16294^2 .

It is a cyclic number.

It is not a de Polignac number, because 1339301797 - 2¹¹ = 1339299749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1339307797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 669650898 + 669650899.

It is an arithmetic number, because the mean of its divisors is an integer number (669650899).

Almost surely, 2^1339301797 is an apocalyptic number.

It is an amenable number.

1339301797 is a deficient number, since it is larger than the sum of its proper divisors (1).

1339301797 is an equidigital number, since it uses as much as digits as its factorization.

1339301797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107163, while the sum is 43.

The square root of 1339301797 is about 36596.4724666190. The cubic root of 1339301797 is about 1102.2822579608.

The spelling of 1339301797 in words is "one billion, three hundred thirty-nine million, three hundred one thousand, seven hundred ninety-seven".