113143045 has 8 divisors (see below), whose sum is σ = 135830520. Its totient is φ = 90475200.

The previous prime is 113143039. The next prime is 113143057. The reversal of 113143045 is 540341311.

It can be written as a sum of positive squares in 4 ways, for example, as 7834401 + 105308644 = 2799^2 + 10262^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-113143045 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15495 + ... + 21595.

It is an arithmetic number, because the mean of its divisors is an integer number (16978815).

Almost surely, 2^113143045 is an apocalyptic number.

It is an amenable number.

113143045 is a deficient number, since it is larger than the sum of its proper divisors (22687475).

113143045 is an equidigital number, since it uses as much as digits as its factorization.

113143045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9815.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 113143045 is about 10636.8719556080. The cubic root of 113143045 is about 483.6627277703.

Adding to 113143045 its reverse (540341311), we get a palindrome (653484356).

The spelling of 113143045 in words is "one hundred thirteen million, one hundred forty-three thousand, forty-five".