1042795258 has 4 divisors (see below), whose sum is σ = 1564192890. Its totient is φ = 521397628.

The previous prime is 1042795219. The next prime is 1042795277. The reversal of 1042795258 is 8525972401.

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

It can be written as a sum of positive squares in only one way, i.e., 713263849 + 329531409 = 26707^2 + 18153^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 260698813 + ... + 260698816.

Almost surely, 2^1042795258 is an apocalyptic number.

1042795258 is a deficient number, since it is larger than the sum of its proper divisors (521397632).

1042795258 is an equidigital number, since it uses as much as digits as its factorization.

1042795258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521397631.

The product of its (nonzero) digits is 201600, while the sum is 43.

The square root of 1042795258 is about 32292.3405469470. The cubic root of 1042795258 is about 1014.0662975506.

The spelling of 1042795258 in words is "one billion, forty-two million, seven hundred ninety-five thousand, two hundred fifty-eight".