1331521483 has 2 divisors, whose sum is σ = 1331521484. Its totient is φ = 1331521482.

The previous prime is 1331521469. The next prime is 1331521489. The reversal of 1331521483 is 3841251331.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3841251331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1331521483 - 2¹³ = 1331513291 is a prime.

It is not a weakly prime, because it can be changed into another prime (1331521489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665760741 + 665760742.

It is an arithmetic number, because the mean of its divisors is an integer number (665760742).

Almost surely, 2^1331521483 is an apocalyptic number.

1331521483 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331521483 is an equidigital number, since it uses as much as digits as its factorization.

1331521483 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The square root of 1331521483 is about 36490.0189503924. The cubic root of 1331521483 is about 1100.1436404709.

The spelling of 1331521483 in words is "one billion, three hundred thirty-one million, five hundred twenty-one thousand, four hundred eighty-three".