1144602 has 12 divisors (see below), whose sum is σ = 2480010. Its totient is φ = 381528.

The previous prime is 1144589. The next prime is 1144603. The reversal of 1144602 is 2064411.

It can be written as a sum of positive squares in only one way, i.e., 720801 + 423801 = 849^2 + 651^2 .

It is a super-2 number, since 2×1144602² = 2620227476808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 63589 = 1144602 / (1 + 1 + 4 + 4 + 6 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (1144603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31777 + ... + 31812.

2^1144602 is an apocalyptic number.

1144602 is an abundant number, since it is smaller than the sum of its proper divisors (1335408).

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

1144602 is a wasteful number, since it uses less digits than its factorization.

1144602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63597 (or 63594 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1144602 is about 1069.8607386011. The cubic root of 1144602 is about 104.6047727070.

The spelling of 1144602 in words is "one million, one hundred forty-four thousand, six hundred two".