1145654916 has 24 divisors (see below), whose sum is σ = 3055080000. Its totient is φ = 327329952.

The previous prime is 1145654897. The next prime is 1145654921. The reversal of 1145654916 is 6194565411.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6819291 + ... + 6819458.

It is an arithmetic number, because the mean of its divisors is an integer number (127295000).

Almost surely, 2^1145654916 is an apocalyptic number.

It is an amenable number.

1145654916 is an abundant number, since it is smaller than the sum of its proper divisors (1909425084).

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

1145654916 is a wasteful number, since it uses less digits than its factorization.

1145654916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13638763 (or 13638761 counting only the distinct ones).

The product of its digits is 129600, while the sum is 42.

The square root of 1145654916 is about 33847.5245180501. The cubic root of 1145654916 is about 1046.3683808388.

The spelling of 1145654916 in words is "one billion, one hundred forty-five million, six hundred fifty-four thousand, nine hundred sixteen".