1145612616 has 16 divisors (see below), whose sum is σ = 2864031600. Its totient is φ = 381870864.

The previous prime is 1145612603. The next prime is 1145612647. The reversal of 1145612616 is 6162165411.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23866906 + ... + 23866953.

It is an arithmetic number, because the mean of its divisors is an integer number (179001975).

Almost surely, 2^1145612616 is an apocalyptic number.

It is an amenable number.

1145612616 is an abundant number, since it is smaller than the sum of its proper divisors (1718418984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1145612616 is a wasteful number, since it uses less digits than its factorization.

1145612616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47733868 (or 47733864 counting only the distinct ones).

The product of its digits is 8640, while the sum is 33.

The square root of 1145612616 is about 33846.8996512236. The cubic root of 1145612616 is about 1046.3555026365.

The spelling of 1145612616 in words is "one billion, one hundred forty-five million, six hundred twelve thousand, six hundred sixteen".