1144412115 has 64 divisors (see below), whose sum is σ = 2287595520. Its totient is φ = 474618240.

The previous prime is 1144412099. The next prime is 1144412119. The reversal of 1144412115 is 5112144411.

1144412115 = T₃₃₀ + T₃₃₁ + ... + T₁₉₀₃.

It is a happy number.

It is not a de Polignac number, because 1144412115 - 2⁴ = 1144412099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1144412119) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 908356 + ... + 909614.

It is an arithmetic number, because the mean of its divisors is an integer number (35743680).

Almost surely, 2^1144412115 is an apocalyptic number.

1144412115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1144412115 is a deficient number, since it is larger than the sum of its proper divisors (1143183405).

1144412115 is a wasteful number, since it uses less digits than its factorization.

1144412115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2072.

The product of its digits is 640, while the sum is 24.

The square root of 1144412115 is about 33829.1607197104. The cubic root of 1144412115 is about 1045.9898787936.

Adding to 1144412115 its reverse (5112144411), we get a palindrome (6256556526).

The spelling of 1144412115 in words is "one billion, one hundred forty-four million, four hundred twelve thousand, one hundred fifteen".