1106143657 has 8 divisors (see below), whose sum is σ = 1118498432. Its totient is φ = 1093856400.

The previous prime is 1106143639. The next prime is 1106143679. The reversal of 1106143657 is 7563416011.

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 1106143657 - 2⁷ = 1106143529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1106143057) 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, 16432 + ... + 49822.

It is an arithmetic number, because the mean of its divisors is an integer number (139812304).

Almost surely, 2^1106143657 is an apocalyptic number.

It is an amenable number.

1106143657 is a deficient number, since it is larger than the sum of its proper divisors (12354775).

1106143657 is a wasteful number, since it uses less digits than its factorization.

1106143657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33759.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 1106143657 is about 33258.7380548330. The cubic root of 1106143657 is about 1034.1983592478.

Adding to 1106143657 its reverse (7563416011), we get a palindrome (8669559668).

The spelling of 1106143657 in words is "one billion, one hundred six million, one hundred forty-three thousand, six hundred fifty-seven".