1087716794 has 4 divisors (see below), whose sum is σ = 1631575194. Its totient is φ = 543858396.

The previous prime is 1087716779. The next prime is 1087716823. The reversal of 1087716794 is 4976177801.

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., 935564569 + 152152225 = 30587^2 + 12335^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271929197 + ... + 271929200.

Almost surely, 2^1087716794 is an apocalyptic number.

1087716794 is a deficient number, since it is larger than the sum of its proper divisors (543858400).

1087716794 is an equidigital number, since it uses as much as digits as its factorization.

1087716794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543858399.

The product of its (nonzero) digits is 592704, while the sum is 50.

The square root of 1087716794 is about 32980.5517540262. The cubic root of 1087716794 is about 1028.4233880321.

The spelling of 1087716794 in words is "one billion, eighty-seven million, seven hundred sixteen thousand, seven hundred ninety-four".