1533713 has 2 divisors, whose sum is σ = 1533714. Its totient is φ = 1533712.

The previous prime is 1533691. The next prime is 1533731. The reversal of 1533713 is 3173351.

It is a happy number.

Together with next prime (1533731) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1329409 + 204304 = 1153^2 + 452^2 .

It is a cyclic number.

It is not a de Polignac number, because 1533713 - 2⁸ = 1533457 is a prime.

It is not a weakly prime, because it can be changed into another prime (1533743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 766856 + 766857.

It is an arithmetic number, because the mean of its divisors is an integer number (766857).

2^1533713 is an apocalyptic number.

It is an amenable number.

1533713 is a deficient number, since it is larger than the sum of its proper divisors (1).

1533713 is an equidigital number, since it uses as much as digits as its factorization.

1533713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 945, while the sum is 23.

The square root of 1533713 is about 1238.4316694917. The cubic root of 1533713 is about 115.3226728613.

The spelling of 1533713 in words is "one million, five hundred thirty-three thousand, seven hundred thirteen".