1451040 has 48 divisors (see below), whose sum is σ = 4572288. Its totient is φ = 386816.

The previous prime is 1451039. The next prime is 1451041. The reversal of 1451040 is 401541.

It is an interprime number because it is at equal distance from previous prime (1451039) and next prime (1451041).

It is a tau number, because it is divible by the number of its divisors (48).

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

It is not an unprimeable number, because it can be changed into a prime (1451041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1032 + ... + 1991.

It is an arithmetic number, because the mean of its divisors is an integer number (95256).

2^1451040 is an apocalyptic number.

1451040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1451040 is an abundant number, since it is smaller than the sum of its proper divisors (3121248).

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

1451040 is a wasteful number, since it uses less digits than its factorization.

1451040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3041 (or 3033 counting only the distinct ones).

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

The square root of 1451040 is about 1204.5912169695. The cubic root of 1451040 is about 113.2121734797.

Adding to 1451040 its reverse (401541), we get a palindrome (1852581).

The spelling of 1451040 in words is "one million, four hundred fifty-one thousand, forty".