1045140 has 24 divisors (see below), whose sum is σ = 2926560. Its totient is φ = 278688.

The previous prime is 1045129. The next prime is 1045151. The reversal of 1045140 is 415401.

It is an interprime number because it is at equal distance from previous prime (1045129) and next prime (1045151).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8650 + ... + 8769.

It is an arithmetic number, because the mean of its divisors is an integer number (121940).

2^1045140 is an apocalyptic number.

1045140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1045140 is an abundant number, since it is smaller than the sum of its proper divisors (1881420).

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

1045140 is a wasteful number, since it uses less digits than its factorization.

1045140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17431 (or 17429 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1045140 is about 1022.3208889581. The cubic root of 1045140 is about 101.4825776757.

It can be divided in two parts, 10 and 45140, that added together give a triangular number (45150 = T₃₀₀).

The spelling of 1045140 in words is "one million, forty-five thousand, one hundred forty".