1353013 has 4 divisors (see below), whose sum is σ = 1432620. Its totient is φ = 1273408.

The previous prime is 1353007. The next prime is 1353019. The reversal of 1353013 is 3103531.

1353013 = 822² + 823².

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1353007) and next prime (1353019).

It can be written as a sum of positive squares in 2 ways, for example, as 677329 + 675684 = 823^2 + 822^2 .

It is a cyclic number.

It is not a de Polignac number, because 1353013 - 2¹³ = 1344821 is a prime.

It is a Duffinian number.

1353013 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39778 + ... + 39811.

It is an arithmetic number, because the mean of its divisors is an integer number (358155).

2^1353013 is an apocalyptic number.

1353013 is the 823-rd centered square number.

It is an amenable number.

1353013 is a deficient number, since it is larger than the sum of its proper divisors (79607).

1353013 is an equidigital number, since it uses as much as digits as its factorization.

1353013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79606.

The product of its (nonzero) digits is 135, while the sum is 16.

The square root of 1353013 is about 1163.1908699779. The cubic root of 1353013 is about 110.6031059910.

Adding to 1353013 its reverse (3103531), we get a palindrome (4456544).

The spelling of 1353013 in words is "one million, three hundred fifty-three thousand, thirteen".