1142571323 has 2 divisors, whose sum is σ = 1142571324. Its totient is φ = 1142571322.

The previous prime is 1142571271. The next prime is 1142571329. The reversal of 1142571323 is 3231752411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1142571323 - 2⁶ = 1142571259 is a prime.

It is not a weakly prime, because it can be changed into another prime (1142571329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571285661 + 571285662.

It is an arithmetic number, because the mean of its divisors is an integer number (571285662).

Almost surely, 2^1142571323 is an apocalyptic number.

1142571323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142571323 is an equidigital number, since it uses as much as digits as its factorization.

1142571323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 29.

The square root of 1142571323 is about 33801.9425921056. The cubic root of 1142571323 is about 1045.4287513629.

The spelling of 1142571323 in words is "one billion, one hundred forty-two million, five hundred seventy-one thousand, three hundred twenty-three".