1077780051 has 12 divisors (see below), whose sum is σ = 1557291528. Its totient is φ = 718290144.

The previous prime is 1077780047. The next prime is 1077780061. The reversal of 1077780051 is 1500877701.

It is not a de Polignac number, because 1077780051 - 2² = 1077780047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1077779988 and 1077780015.

It is not an unprimeable number, because it can be changed into a prime (1077780061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13456 + ... + 48338.

It is an arithmetic number, because the mean of its divisors is an integer number (129774294).

Almost surely, 2^1077780051 is an apocalyptic number.

1077780051 is a deficient number, since it is larger than the sum of its proper divisors (479511477).

1077780051 is a wasteful number, since it uses less digits than its factorization.

1077780051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38322 (or 38319 counting only the distinct ones).

The product of its (nonzero) digits is 13720, while the sum is 36.

The square root of 1077780051 is about 32829.5606275807. The cubic root of 1077780051 is about 1025.2821118373.

The spelling of 1077780051 in words is "one billion, seventy-seven million, seven hundred eighty thousand, fifty-one".