1143100115 has 8 divisors (see below), whose sum is σ = 1431360288. Its totient is φ = 874720000.

The previous prime is 1143100099. The next prime is 1143100121. The reversal of 1143100115 is 5110013411.

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

It is not a de Polignac number, because 1143100115 - 2⁴ = 1143100099 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1143100093 and 1143100102.

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, 4969886 + ... + 4970115.

It is an arithmetic number, because the mean of its divisors is an integer number (178920036).

Almost surely, 2^1143100115 is an apocalyptic number.

1143100115 is a deficient number, since it is larger than the sum of its proper divisors (288260173).

1143100115 is an equidigital number, since it uses as much as digits as its factorization.

1143100115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9940029.

The product of its (nonzero) digits is 60, while the sum is 17.

The square root of 1143100115 is about 33809.7636046158. The cubic root of 1143100115 is about 1045.5900043452.

Adding to 1143100115 its reverse (5110013411), we get a palindrome (6253113526).

The spelling of 1143100115 in words is "one billion, one hundred forty-three million, one hundred thousand, one hundred fifteen".