1042245433 has 4 divisors (see below), whose sum is σ = 1042368228. Its totient is φ = 1042122640.

The previous prime is 1042245427. The next prime is 1042245487. The reversal of 1042245433 is 3345422401.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 214417449 + 827827984 = 14643^2 + 28772^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1042245433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042245403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47638 + ... + 65983.

It is an arithmetic number, because the mean of its divisors is an integer number (260592057).

Almost surely, 2^1042245433 is an apocalyptic number.

It is an amenable number.

1042245433 is a deficient number, since it is larger than the sum of its proper divisors (122795).

1042245433 is an equidigital number, since it uses as much as digits as its factorization.

1042245433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122794.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 1042245433 is about 32283.8261827808. The cubic root of 1042245433 is about 1013.8880404353. Note that the first 3 decimals are identical.

Adding to 1042245433 its reverse (3345422401), we get a palindrome (4387667834).

It can be divided in two parts, 10422 and 45433, that added together give a palindrome (55855).

The spelling of 1042245433 in words is "one billion, forty-two million, two hundred forty-five thousand, four hundred thirty-three".