1418045 has 4 divisors (see below), whose sum is σ = 1701660. Its totient is φ = 1134432.

The previous prime is 1418023. The next prime is 1418047. The reversal of 1418045 is 5408141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 391876 + 1026169 = 626^2 + 1013^2 .

It is a cyclic number.

It is not a de Polignac number, because 1418045 - 2¹² = 1413949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1418045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1418047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141800 + ... + 141809.

It is an arithmetic number, because the mean of its divisors is an integer number (425415).

2^1418045 is an apocalyptic number.

It is an amenable number.

1418045 is a deficient number, since it is larger than the sum of its proper divisors (283615).

1418045 is an equidigital number, since it uses as much as digits as its factorization.

1418045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283614.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 1418045 is about 1190.8169464699. The cubic root of 1418045 is about 112.3474805613.

The spelling of 1418045 in words is "one million, four hundred eighteen thousand, forty-five".