1013273 has 4 divisors (see below), whose sum is σ = 1034880. Its totient is φ = 991668.

The previous prime is 1013267. The next prime is 1013279. The reversal of 1013273 is 3723101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3723101 = 1471 ⋅2531.

It is an interprime number because it is at equal distance from previous prime (1013267) and next prime (1013279).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1013273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013279) 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, 10733 + ... + 10826.

It is an arithmetic number, because the mean of its divisors is an integer number (258720).

2^1013273 is an apocalyptic number.

It is an amenable number.

1013273 is a deficient number, since it is larger than the sum of its proper divisors (21607).

1013273 is an equidigital number, since it uses as much as digits as its factorization.

1013273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21606.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 1013273 is about 1006.6146233788. The cubic root of 1013273 is about 100.4404901685.

Adding to 1013273 its reverse (3723101), we get a palindrome (4736374).

The spelling of 1013273 in words is "one million, thirteen thousand, two hundred seventy-three".