5152111144 has 8 divisors (see below), whose sum is σ = 9660208410. Its totient is φ = 2576055568.

The previous prime is 5152111099. The next prime is 5152111201. The reversal of 5152111144 is 4411112515.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3323522500 + 1828588644 = 57650^2 + 42762^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 322006939 + ... + 322006954.

Almost surely, 2^5152111144 is an apocalyptic number.

It is an amenable number.

5152111144 is a deficient number, since it is larger than the sum of its proper divisors (4508097266).

5152111144 is a wasteful number, since it uses less digits than its factorization.

5152111144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644013899 (or 644013895 counting only the distinct ones).

The product of its digits is 800, while the sum is 25.

The square root of 5152111144 is about 71778.2080021506. The cubic root of 5152111144 is about 1727.1434413989.

Adding to 5152111144 its reverse (4411112515), we get a palindrome (9563223659).

The spelling of 5152111144 in words is "five billion, one hundred fifty-two million, one hundred eleven thousand, one hundred forty-four".