1513073 has 2 divisors, whose sum is σ = 1513074. Its totient is φ = 1513072.

The previous prime is 1513069. The next prime is 1513091. The reversal of 1513073 is 3703151.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 795664 + 717409 = 892^2 + 847^2 .

It is an emirp because it is prime and its reverse (3703151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1513073 - 2² = 1513069 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 (1513013) 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, 756536 + 756537.

It is an arithmetic number, because the mean of its divisors is an integer number (756537).

2^1513073 is an apocalyptic number.

It is an amenable number.

1513073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1513073 is an equidigital number, since it uses as much as digits as its factorization.

1513073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 315, while the sum is 20.

The square root of 1513073 is about 1230.0703231929. The cubic root of 1513073 is about 114.8030150114.

The spelling of 1513073 in words is "one million, five hundred thirteen thousand, seventy-three".