1145600 has 54 divisors (see below), whose sum is σ = 2851380. Its totient is φ = 455680.

The previous prime is 1145593. The next prime is 1145611. The reversal of 1145600 is 65411.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6311 + ... + 6489.

2^1145600 is an apocalyptic number.

1145600 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 1145600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1425690).

1145600 is an abundant number, since it is smaller than the sum of its proper divisors (1705780).

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

1145600 is an equidigital number, since it uses as much as digits as its factorization.

1145600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205 (or 186 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1145600 is about 1070.3270528208. The cubic root of 1145600 is about 104.6351661644.

The spelling of 1145600 in words is "one million, one hundred forty-five thousand, six hundred".