1001442199 has 2 divisors, whose sum is σ = 1001442200. Its totient is φ = 1001442198.

The previous prime is 1001442173. The next prime is 1001442203. The reversal of 1001442199 is 9912441001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1001442199 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1001442199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001442599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500721099 + 500721100.

It is an arithmetic number, because the mean of its divisors is an integer number (500721100).

Almost surely, 2^1001442199 is an apocalyptic number.

1001442199 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001442199 is an equidigital number, since it uses as much as digits as its factorization.

1001442199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 1001442199 is about 31645.5715543265. The cubic root of 1001442199 is about 1000.4805020808.

The spelling of 1001442199 in words is "one billion, one million, four hundred forty-two thousand, one hundred ninety-nine".