1145418 has 16 divisors (see below), whose sum is σ = 2301600. Its totient is φ = 380016.

The previous prime is 1145411. The next prime is 1145429. The reversal of 1145418 is 8145411.

It is not an unprimeable number, because it can be changed into a prime (1145411) 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, 1821 + ... + 2367.

It is an arithmetic number, because the mean of its divisors is an integer number (143850).

2^1145418 is an apocalyptic number.

1145418 is an abundant number, since it is smaller than the sum of its proper divisors (1156182).

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

1145418 is a wasteful number, since it uses less digits than its factorization.

1145418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901.

The product of its digits is 640, while the sum is 24.

The square root of 1145418 is about 1070.2420287019. The cubic root of 1145418 is about 104.6296247861.

The spelling of 1145418 in words is "one million, one hundred forty-five thousand, four hundred eighteen".