1130643669 has 16 divisors (see below), whose sum is σ = 1563316352. Its totient is φ = 726262848.

The previous prime is 1130643611. The next prime is 1130643721. The reversal of 1130643669 is 9663460311.

It is not a de Polignac number, because 1130643669 - 2¹¹ = 1130641621 is a prime.

It is a super-2 number, since 2×1130643669² = 2556710212499563122, 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 (1130643869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38014 + ... + 60879.

It is an arithmetic number, because the mean of its divisors is an integer number (97707272).

Almost surely, 2^1130643669 is an apocalyptic number.

It is an amenable number.

1130643669 is a deficient number, since it is larger than the sum of its proper divisors (432672683).

1130643669 is a wasteful number, since it uses less digits than its factorization.

1130643669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99036.

The product of its (nonzero) digits is 69984, while the sum is 39.

The square root of 1130643669 is about 33625.0452639101. The cubic root of 1130643669 is about 1041.7781676257.

The spelling of 1130643669 in words is "one billion, one hundred thirty million, six hundred forty-three thousand, six hundred sixty-nine".