999962113 has 2 divisors, whose sum is σ = 999962114. Its totient is φ = 999962112.

The previous prime is 999962107. The next prime is 999962123. The reversal of 999962113 is 311269999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 876574449 + 123387664 = 29607^2 + 11108^2 .

It is an emirp because it is prime and its reverse (311269999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 999962113 - 2¹³ = 999953921 is a prime.

It is not a weakly prime, because it can be changed into another prime (999962123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499981056 + 499981057.

It is an arithmetic number, because the mean of its divisors is an integer number (499981057).

Almost surely, 2^999962113 is an apocalyptic number.

It is an amenable number.

999962113 is a deficient number, since it is larger than the sum of its proper divisors (1).

999962113 is an equidigital number, since it uses as much as digits as its factorization.

999962113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 236196, while the sum is 49.

The square root of 999962113 is about 31622.1775499411. The cubic root of 999962113 is about 999.9873708405.

The spelling of 999962113 in words is "nine hundred ninety-nine million, nine hundred sixty-two thousand, one hundred thirteen".