1040415323 has 4 divisors (see below), whose sum is σ = 1040491368. Its totient is φ = 1040339280.

The previous prime is 1040415301. The next prime is 1040415347. The reversal of 1040415323 is 3235140401.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1040415323 - 2¹⁰ = 1040414299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040415353) 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, 11186 + ... + 46967.

It is an arithmetic number, because the mean of its divisors is an integer number (260122842).

Almost surely, 2^1040415323 is an apocalyptic number.

1040415323 is a deficient number, since it is larger than the sum of its proper divisors (76045).

1040415323 is an equidigital number, since it uses as much as digits as its factorization.

1040415323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76044.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1040415323 is about 32255.4696601987. The cubic root of 1040415323 is about 1013.2942539489.

Adding to 1040415323 its reverse (3235140401), we get a palindrome (4275555724).

The spelling of 1040415323 in words is "one billion, forty million, four hundred fifteen thousand, three hundred twenty-three".