1115151164 has 48 divisors (see below), whose sum is σ = 2050725600. Its totient is φ = 530100480.

The previous prime is 1115151151. The next prime is 1115151197. The reversal of 1115151164 is 4611515111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1357874 + ... + 1358694.

It is an arithmetic number, because the mean of its divisors is an integer number (42723450).

Almost surely, 2^1115151164 is an apocalyptic number.

It is an amenable number.

1115151164 is a deficient number, since it is larger than the sum of its proper divisors (935574436).

1115151164 is a wasteful number, since it uses less digits than its factorization.

1115151164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070 (or 1068 counting only the distinct ones).

The product of its digits is 600, while the sum is 26.

The square root of 1115151164 is about 33393.8791397466. The cubic root of 1115151164 is about 1036.9979885935.

Adding to 1115151164 its reverse (4611515111), we get a palindrome (5726666275).

The spelling of 1115151164 in words is "one billion, one hundred fifteen million, one hundred fifty-one thousand, one hundred sixty-four".