1077140985 has 16 divisors (see below), whose sum is σ = 1728939264. Its totient is φ = 572637312.

The previous prime is 1077140969. The next prime is 1077141007. The reversal of 1077140985 is 5890417701.

It is not a de Polignac number, because 1077140985 - 2⁴ = 1077140969 is a prime.

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 in 15 ways as a sum of consecutive naturals, for example, 110017 + ... + 119406.

It is an arithmetic number, because the mean of its divisors is an integer number (108058704).

Almost surely, 2^1077140985 is an apocalyptic number.

1077140985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1077140985 is a deficient number, since it is larger than the sum of its proper divisors (651798279).

1077140985 is a wasteful number, since it uses less digits than its factorization.

1077140985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229744.

The product of its (nonzero) digits is 70560, while the sum is 42.

The square root of 1077140985 is about 32819.8260964314. The cubic root of 1077140985 is about 1025.0794259293.

The spelling of 1077140985 in words is "one billion, seventy-seven million, one hundred forty thousand, nine hundred eighty-five".