1337482649 has 2 divisors, whose sum is σ = 1337482650. Its totient is φ = 1337482648.

The previous prime is 1337482519. The next prime is 1337482661. The reversal of 1337482649 is 9462847331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1052548249 + 284934400 = 32443^2 + 16880^2 .

It is a cyclic number.

It is not a de Polignac number, because 1337482649 - 2¹⁶ = 1337417113 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1337482669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 668741324 + 668741325.

It is an arithmetic number, because the mean of its divisors is an integer number (668741325).

Almost surely, 2^1337482649 is an apocalyptic number.

It is an amenable number.

1337482649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1337482649 is an equidigital number, since it uses as much as digits as its factorization.

1337482649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 47.

The square root of 1337482649 is about 36571.6098770617. The cubic root of 1337482649 is about 1101.7829621992.

The spelling of 1337482649 in words is "one billion, three hundred thirty-seven million, four hundred eighty-two thousand, six hundred forty-nine".