1145700 has 108 divisors (see below), whose sum is σ = 3836560. Its totient is φ = 285120.

The previous prime is 1145693. The next prime is 1145713. The reversal of 1145700 is 75411.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 35 ways as a sum of consecutive naturals, for example, 17067 + ... + 17133.

2^1145700 is an apocalyptic number.

1145700 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 1145700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1918280).

1145700 is an abundant number, since it is smaller than the sum of its proper divisors (2690860).

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

1145700 is a wasteful number, since it uses less digits than its factorization.

1145700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 1145700 is about 1070.3737664947. The cubic root of 1145700 is about 104.6382106279.

The spelling of 1145700 in words is "one million, one hundred forty-five thousand, seven hundred".