1145411604 has 72 divisors (see below), whose sum is σ = 3053625120. Its totient is φ = 375313824.

The previous prime is 1145411593. The next prime is 1145411611. The reversal of 1145411604 is 4061145411.

1145411604 is a `hidden beast` number, since 1 + 1 + 4 + 54 + 1 + 1 + 604 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47362 + ... + 67334.

It is an arithmetic number, because the mean of its divisors is an integer number (42411460).

Almost surely, 2^1145411604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1145411604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1526812560).

1145411604 is an abundant number, since it is smaller than the sum of its proper divisors (1908213516).

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

1145411604 is a wasteful number, since it uses less digits than its factorization.

1145411604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20051 (or 20037 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 1145411604 is about 33843.9300909336. The cubic root of 1145411604 is about 1046.2943003557.

The spelling of 1145411604 in words is "one billion, one hundred forty-five million, four hundred eleven thousand, six hundred four".