1144603 has 2 divisors, whose sum is σ = 1144604. Its totient is φ = 1144602.

The previous prime is 1144589. The next prime is 1144607. The reversal of 1144603 is 3064411.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1144603 - 2¹³ = 1136411 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (1144607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572301 + 572302.

It is an arithmetic number, because the mean of its divisors is an integer number (572302).

2^1144603 is an apocalyptic number.

1144603 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144603 is an equidigital number, since it uses as much as digits as its factorization.

1144603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1144603 is about 1069.8612059515. The cubic root of 1144603 is about 104.6048031702.

The spelling of 1144603 in words is "one million, one hundred forty-four thousand, six hundred three".