1050139 has 2 divisors, whose sum is σ = 1050140. Its totient is φ = 1050138.

The previous prime is 1050083. The next prime is 1050151. The reversal of 1050139 is 9310501.

It is a strong prime.

It is an emirp because it is prime and its reverse (9310501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1050139 - 2⁷ = 1050011 is a prime.

It is a super-2 number, since 2×1050139² = 2205583838642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1050169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525069 + 525070.

It is an arithmetic number, because the mean of its divisors is an integer number (525070).

2^1050139 is an apocalyptic number.

1050139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1050139 is an equidigital number, since it uses as much as digits as its factorization.

1050139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 135, while the sum is 19.

The square root of 1050139 is about 1024.7628994065. The cubic root of 1050139 is about 101.6441205342.

The spelling of 1050139 in words is "one million, fifty thousand, one hundred thirty-nine".