1075247798 has 4 divisors (see below), whose sum is σ = 1612871700. Its totient is φ = 537623898.

The previous prime is 1075247783. The next prime is 1075247821. The reversal of 1075247798 is 8977425701.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8977425701 = 1583 ⋅5671147.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268811948 + ... + 268811951.

It is an arithmetic number, because the mean of its divisors is an integer number (403217925).

Almost surely, 2^1075247798 is an apocalyptic number.

1075247798 is a deficient number, since it is larger than the sum of its proper divisors (537623902).

1075247798 is an equidigital number, since it uses as much as digits as its factorization.

1075247798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537623901.

The product of its (nonzero) digits is 987840, while the sum is 50.

The square root of 1075247798 is about 32790.9712878408. The cubic root of 1075247798 is about 1024.4785125991.

The spelling of 1075247798 in words is "one billion, seventy-five million, two hundred forty-seven thousand, seven hundred ninety-eight".