1142599 has 2 divisors, whose sum is σ = 1142600. Its totient is φ = 1142598.

The previous prime is 1142593. The next prime is 1142633. The reversal of 1142599 is 9952411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1142599 - 2¹⁹ = 618311 is a prime.

It is a Chen prime.

1142599 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1142599.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1142593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571299 + 571300.

It is an arithmetic number, because the mean of its divisors is an integer number (571300).

2^1142599 is an apocalyptic number.

1142599 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142599 is an equidigital number, since it uses as much as digits as its factorization.

1142599 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 31.

The square root of 1142599 is about 1068.9242255651. The cubic root of 1142599 is about 104.5437192586.

The spelling of 1142599 in words is "one million, one hundred forty-two thousand, five hundred ninety-nine".