1016686834 has 4 divisors (see below), whose sum is σ = 1525030254. Its totient is φ = 508343416.

The previous prime is 1016686813. The next prime is 1016686849. The reversal of 1016686834 is 4386866101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4386866101 = 5441 ⋅806261.

It can be written as a sum of positive squares in only one way, i.e., 972504225 + 44182609 = 31185^2 + 6647^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254171707 + ... + 254171710.

Almost surely, 2^1016686834 is an apocalyptic number.

1016686834 is a deficient number, since it is larger than the sum of its proper divisors (508343420).

1016686834 is an equidigital number, since it uses as much as digits as its factorization.

1016686834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508343419.

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 1016686834 is about 31885.5270303001. The cubic root of 1016686834 is about 1005.5316227295.

The spelling of 1016686834 in words is "one billion, sixteen million, six hundred eighty-six thousand, eight hundred thirty-four".