1042542233 has 2 divisors, whose sum is σ = 1042542234. Its totient is φ = 1042542232.

The previous prime is 1042542211. The next prime is 1042542251. The reversal of 1042542233 is 3322452401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 732676624 + 309865609 = 27068^2 + 17603^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042542233 - 2⁶ = 1042542169 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1042542433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521271116 + 521271117.

It is an arithmetic number, because the mean of its divisors is an integer number (521271117).

Almost surely, 2^1042542233 is an apocalyptic number.

It is an amenable number.

1042542233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042542233 is an equidigital number, since it uses as much as digits as its factorization.

1042542233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 1042542233 is about 32288.4225845736. The cubic root of 1042542233 is about 1013.9842728583.

Adding to 1042542233 its reverse (3322452401), we get a palindrome (4364994634).

The spelling of 1042542233 in words is "one billion, forty-two million, five hundred forty-two thousand, two hundred thirty-three".