999137053 has 2 divisors, whose sum is σ = 999137054. Its totient is φ = 999137052.

The previous prime is 999137047. The next prime is 999137081. The reversal of 999137053 is 350731999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 790565689 + 208571364 = 28117^2 + 14442^2 .

It is a cyclic number.

It is not a de Polignac number, because 999137053 - 2¹³ = 999128861 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 999136994 and 999137012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999137023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499568526 + 499568527.

It is an arithmetic number, because the mean of its divisors is an integer number (499568527).

Almost surely, 2^999137053 is an apocalyptic number.

It is an amenable number.

999137053 is a deficient number, since it is larger than the sum of its proper divisors (1).

999137053 is an equidigital number, since it uses as much as digits as its factorization.

999137053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 229635, while the sum is 46.

The square root of 999137053 is about 31609.1292667166. The cubic root of 999137053 is about 999.7122682184.

The spelling of 999137053 in words is "nine hundred ninety-nine million, one hundred thirty-seven thousand, fifty-three".