1145563614 has 128 divisors (see below), whose sum is σ = 2813045760. Its totient is φ = 343440000.

The previous prime is 1145563579. The next prime is 1145563621. The reversal of 1145563614 is 4163655411.

1145563614 is a `hidden beast` number, since 1 + 1 + 4 + 5 + 5 + 636 + 14 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7586439 + ... + 7586589.

It is an arithmetic number, because the mean of its divisors is an integer number (21976920).

Almost surely, 2^1145563614 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1145563614, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1406522880).

1145563614 is an abundant number, since it is smaller than the sum of its proper divisors (1667482146).

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

1145563614 is a wasteful number, since it uses less digits than its factorization.

1145563614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383 (or 377 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 1145563614 is about 33846.1757662516. The cubic root of 1145563614 is about 1046.3405836192.

The spelling of 1145563614 in words is "one billion, one hundred forty-five million, five hundred sixty-three thousand, six hundred fourteen".