1144415512 has 8 divisors (see below), whose sum is σ = 2145779100. Its totient is φ = 572207752.

The previous prime is 1144415501. The next prime is 1144415521. The reversal of 1144415512 is 2155144411.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71525962 + ... + 71525977.

Almost surely, 2^1144415512 is an apocalyptic number.

It is an amenable number.

1144415512 is a deficient number, since it is larger than the sum of its proper divisors (1001363588).

1144415512 is a wasteful number, since it uses less digits than its factorization.

1144415512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143051945 (or 143051941 counting only the distinct ones).

The product of its digits is 3200, while the sum is 28.

The square root of 1144415512 is about 33829.2109278357. The cubic root of 1144415512 is about 1045.9909137425.

Adding to 1144415512 its reverse (2155144411), we get a palindrome (3299559923).

The spelling of 1144415512 in words is "one billion, one hundred forty-four million, four hundred fifteen thousand, five hundred twelve".