913073 has 4 divisors (see below), whose sum is σ = 1043520. Its totient is φ = 782628.

The previous prime is 913067. The next prime is 913103. The reversal of 913073 is 370319.

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: 370319 = 547 ⋅677.

It is not a de Polignac number, because 913073 - 2¹⁰ = 912049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (913013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65213 + ... + 65226.

It is an arithmetic number, because the mean of its divisors is an integer number (260880).

2⁹¹³⁰⁷³ is an apocalyptic number.

It is an amenable number.

913073 is a deficient number, since it is larger than the sum of its proper divisors (130447).

913073 is a wasteful number, since it uses less digits than its factorization.

913073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130446.

The product of its (nonzero) digits is 567, while the sum is 23.

The square root of 913073 is about 955.5485335659. The cubic root of 913073 is about 97.0141687596.

The spelling of 913073 in words is "nine hundred thirteen thousand, seventy-three".