1336485391 has 2 divisors, whose sum is σ = 1336485392. Its totient is φ = 1336485390.

The previous prime is 1336485349. The next prime is 1336485401. The reversal of 1336485391 is 1935846331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1336485391 - 2⁹ = 1336484879 is a prime.

It is a super-3 number, since 3×1336485391³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1336485341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 668242695 + 668242696.

It is an arithmetic number, because the mean of its divisors is an integer number (668242696).

Almost surely, 2^1336485391 is an apocalyptic number.

1336485391 is a deficient number, since it is larger than the sum of its proper divisors (1).

1336485391 is an equidigital number, since it uses as much as digits as its factorization.

1336485391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 43.

The square root of 1336485391 is about 36557.9730154723. The cubic root of 1336485391 is about 1101.5090558238.

The spelling of 1336485391 in words is "one billion, three hundred thirty-six million, four hundred eighty-five thousand, three hundred ninety-one".