1016489069 has 8 divisors (see below), whose sum is σ = 1045591680. Its totient is φ = 987698016.

The previous prime is 1016489057. The next prime is 1016489099. The reversal of 1016489069 is 9609846101.

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

It is a cyclic number.

It is not a de Polignac number, because 1016489069 - 2⁴ = 1016489053 is a prime.

It is a super-2 number, since 2×1016489069² = 2066500054792973522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016489009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71264 + ... + 84329.

It is an arithmetic number, because the mean of its divisors is an integer number (130698960).

Almost surely, 2^1016489069 is an apocalyptic number.

It is an amenable number.

1016489069 is a deficient number, since it is larger than the sum of its proper divisors (29102611).

1016489069 is a wasteful number, since it uses less digits than its factorization.

1016489069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155779.

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 1016489069 is about 31882.4257075901. The cubic root of 1016489069 is about 1005.4664201355.

The spelling of 1016489069 in words is "one billion, sixteen million, four hundred eighty-nine thousand, sixty-nine".