1138141 has 2 divisors, whose sum is σ = 1138142. Its totient is φ = 1138140.

The previous prime is 1138127. The next prime is 1138147. The reversal of 1138141 is 1418311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1110916 + 27225 = 1054^2 + 165^2 .

It is a cyclic number.

It is not a de Polignac number, because 1138141 - 2⁹ = 1137629 is a prime.

1138141 is a lucky number.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1138147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569070 + 569071.

It is an arithmetic number, because the mean of its divisors is an integer number (569071).

2^1138141 is an apocalyptic number.

It is an amenable number.

1138141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1138141 is an equidigital number, since it uses as much as digits as its factorization.

1138141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96, while the sum is 19.

The square root of 1138141 is about 1066.8369134971. The cubic root of 1138141 is about 104.4075783658.

The spelling of 1138141 in words is "one million, one hundred thirty-eight thousand, one hundred forty-one".