1042550323 has 2 divisors, whose sum is σ = 1042550324. Its totient is φ = 1042550322.

The previous prime is 1042550321. The next prime is 1042550393. The reversal of 1042550323 is 3230552401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1042550323 - 2¹ = 1042550321 is a prime.

It is a super-2 number, since 2×1042550323² = 2173822351974808658, which contains 22 as substring.

Together with 1042550321, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1042550321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521275161 + 521275162.

It is an arithmetic number, because the mean of its divisors is an integer number (521275162).

Almost surely, 2^1042550323 is an apocalyptic number.

1042550323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042550323 is an equidigital number, since it uses as much as digits as its factorization.

1042550323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 1042550323 is about 32288.5478614322. The cubic root of 1042550323 is about 1013.9868956495.

The spelling of 1042550323 in words is "one billion, forty-two million, five hundred fifty thousand, three hundred twenty-three".