1077857758 has 4 divisors (see below), whose sum is σ = 1616786640. Its totient is φ = 538928878.

The previous prime is 1077857731. The next prime is 1077857771. The reversal of 1077857758 is 8577587701.

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

It is a junction number, because it is equal to n+sod(n) for n = 1077857699 and 1077857708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269464438 + ... + 269464441.

It is an arithmetic number, because the mean of its divisors is an integer number (404196660).

Almost surely, 2^1077857758 is an apocalyptic number.

1077857758 is a deficient number, since it is larger than the sum of its proper divisors (538928882).

1077857758 is an equidigital number, since it uses as much as digits as its factorization.

1077857758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538928881.

The product of its (nonzero) digits is 3841600, while the sum is 55.

The square root of 1077857758 is about 32830.7440975681. The cubic root of 1077857758 is about 1025.3067518933.

The spelling of 1077857758 in words is "one billion, seventy-seven million, eight hundred fifty-seven thousand, seven hundred fifty-eight".