1145426 has 16 divisors (see below), whose sum is σ = 1853280. Its totient is φ = 528960.

The previous prime is 1145411. The next prime is 1145429. The reversal of 1145426 is 6245411.

It is not an unprimeable number, because it can be changed into a prime (1145429) 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, 1721 + ... + 2291.

It is an arithmetic number, because the mean of its divisors is an integer number (115830).

2^1145426 is an apocalyptic number.

1145426 is a deficient number, since it is larger than the sum of its proper divisors (707854).

1145426 is a wasteful number, since it uses less digits than its factorization.

1145426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649.

The product of its digits is 960, while the sum is 23.

The square root of 1145426 is about 1070.2457661678. The cubic root of 1145426 is about 104.6298683755.

The spelling of 1145426 in words is "one million, one hundred forty-five thousand, four hundred twenty-six".