1043065373 has 4 divisors (see below), whose sum is σ = 1192074720. Its totient is φ = 894056028.

The previous prime is 1043065369. The next prime is 1043065381. The reversal of 1043065373 is 3735603401.

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: 3735603401 = 79 ⋅47286119.

It is a cyclic number.

It is not a de Polignac number, because 1043065373 - 2² = 1043065369 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043065333) 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, 74504663 + ... + 74504676.

It is an arithmetic number, because the mean of its divisors is an integer number (298018680).

Almost surely, 2^1043065373 is an apocalyptic number.

It is an amenable number.

1043065373 is a deficient number, since it is larger than the sum of its proper divisors (149009347).

1043065373 is an equidigital number, since it uses as much as digits as its factorization.

1043065373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149009346.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 1043065373 is about 32296.5226146717. The cubic root of 1043065373 is about 1014.1538477731.

Adding to 1043065373 its reverse (3735603401), we get a palindrome (4778668774).

The spelling of 1043065373 in words is "one billion, forty-three million, sixty-five thousand, three hundred seventy-three".