1105431163 has 8 divisors (see below), whose sum is σ = 1132106976. Its totient is φ = 1079064000.

The previous prime is 1105431161. The next prime is 1105431181. The reversal of 1105431163 is 3611345011.

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 1105431163 - 2¹ = 1105431161 is a prime.

It is a super-2 number, since 2×1105431163² = 2443956112263065138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1105431161) 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, 69906 + ... + 84247.

It is an arithmetic number, because the mean of its divisors is an integer number (141513372).

Almost surely, 2^1105431163 is an apocalyptic number.

1105431163 is a deficient number, since it is larger than the sum of its proper divisors (26675813).

1105431163 is a wasteful number, since it uses less digits than its factorization.

1105431163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154325.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 1105431163 is about 33248.0249488597. The cubic root of 1105431163 is about 1033.9762607926.

Adding to 1105431163 its reverse (3611345011), we get a palindrome (4716776174).

The spelling of 1105431163 in words is "one billion, one hundred five million, four hundred thirty-one thousand, one hundred sixty-three".