999953011 has 2 divisors, whose sum is σ = 999953012. Its totient is φ = 999953010.

The previous prime is 999952997. The next prime is 999953077. The reversal of 999953011 is 110359999.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 999953011 - 2⁵ = 999952979 is a prime.

It is a super-2 number, since 2×999953011² = 1999812048415932242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (999953111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499976505 + 499976506.

It is an arithmetic number, because the mean of its divisors is an integer number (499976506).

Almost surely, 2^999953011 is an apocalyptic number.

999953011 is a deficient number, since it is larger than the sum of its proper divisors (1).

999953011 is an equidigital number, since it uses as much as digits as its factorization.

999953011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98415, while the sum is 46.

The square root of 999953011 is about 31622.0336316310. The cubic root of 999953011 is about 999.9843367547.

The spelling of 999953011 in words is "nine hundred ninety-nine million, nine hundred fifty-three thousand, eleven".