1336481 has 2 divisors, whose sum is σ = 1336482. Its totient is φ = 1336480.

The previous prime is 1336469. The next prime is 1336487. The reversal of 1336481 is 1846331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 781456 + 555025 = 884^2 + 745^2 .

It is an emirp because it is prime and its reverse (1846331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1336481 - 2⁶ = 1336417 is a prime.

It is a super-2 number, since 2×1336481² = 3572362926722, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1336481.

It is not a weakly prime, because it can be changed into another prime (1336487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 668240 + 668241.

It is an arithmetic number, because the mean of its divisors is an integer number (668241).

2^1336481 is an apocalyptic number.

It is an amenable number.

1336481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1336481 is an equidigital number, since it uses as much as digits as its factorization.

1336481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 26.

The square root of 1336481 is about 1156.0627145618. The cubic root of 1336481 is about 110.1507849493.

The spelling of 1336481 in words is "one million, three hundred thirty-six thousand, four hundred eighty-one".