11430786634 has 8 divisors (see below), whose sum is σ = 17564379588. Its totient is φ = 5575993440.

The previous prime is 11430786599. The next prime is 11430786637. The reversal of 11430786634 is 43668703411.

It can be written as a sum of positive squares in 2 ways, for example, as 11383823025 + 46963609 = 106695^2 + 6853^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11430786637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69699837 + ... + 69700000.

Almost surely, 2^11430786634 is an apocalyptic number.

11430786634 is a deficient number, since it is larger than the sum of its proper divisors (6133592954).

11430786634 is a wasteful number, since it uses less digits than its factorization.

11430786634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139399880.

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 11430786634 in words is "eleven billion, four hundred thirty million, seven hundred eighty-six thousand, six hundred thirty-four".