1011723343 has 4 divisors (see below), whose sum is σ = 1064971960. Its totient is φ = 958474728.

The previous prime is 1011723341. The next prime is 1011723353. The reversal of 1011723343 is 3433271101.

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

It is a cyclic number.

It is not a de Polignac number, because 1011723343 - 2¹ = 1011723341 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 (1011723341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26624280 + ... + 26624317.

It is an arithmetic number, because the mean of its divisors is an integer number (266242990).

Almost surely, 2^1011723343 is an apocalyptic number.

1011723343 is a deficient number, since it is larger than the sum of its proper divisors (53248617).

1011723343 is an equidigital number, since it uses as much as digits as its factorization.

1011723343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53248616.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 1011723343 is about 31807.5988248091. The cubic root of 1011723343 is about 1003.8926089349.

Adding to 1011723343 its reverse (3433271101), we get a palindrome (4444994444).

The spelling of 1011723343 in words is "one billion, eleven million, seven hundred twenty-three thousand, three hundred forty-three".