1052887139 has 2 divisors, whose sum is σ = 1052887140. Its totient is φ = 1052887138.

The previous prime is 1052887117. The next prime is 1052887151. The reversal of 1052887139 is 9317882501.

1052887139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1052887139 is a prime.

It is a super-2 number, since 2×1052887139² = 2217142654943210642, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1052887139.

It is not a weakly prime, because it can be changed into another prime (1052887439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526443569 + 526443570.

It is an arithmetic number, because the mean of its divisors is an integer number (526443570).

Almost surely, 2^1052887139 is an apocalyptic number.

1052887139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1052887139 is an equidigital number, since it uses as much as digits as its factorization.

1052887139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 44.

The square root of 1052887139 is about 32448.2224320532. Note that the first 3 decimals coincide. The cubic root of 1052887139 is about 1017.3270844532.

The spelling of 1052887139 in words is "one billion, fifty-two million, eight hundred eighty-seven thousand, one hundred thirty-nine".