1145501513200 has 120 divisors (see below), whose sum is σ = 3005213368320. Its totient is φ = 416135596800.

The previous prime is 1145501513179. The next prime is 1145501513239. The reversal of 1145501513200 is 23151055411.

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, 4355857 + ... + 4611343.

It is an arithmetic number, because the mean of its divisors is an integer number (25043444736).

Almost surely, 2^{1145501513200} is an apocalyptic number.

1145501513200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1145501513200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1502606684160).

1145501513200 is an abundant number, since it is smaller than the sum of its proper divisors (1859711855120).

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

1145501513200 is a wasteful number, since it uses less digits than its factorization.

1145501513200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256535 (or 256524 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 28.

Adding to 1145501513200 its reverse (23151055411), we get a palindrome (1168652568611).

The spelling of 1145501513200 in words is "one trillion, one hundred forty-five billion, five hundred one million, five hundred thirteen thousand, two hundred".