900112069 has 2 divisors, whose sum is σ = 900112070. Its totient is φ = 900112068.

The previous prime is 900112019. The next prime is 900112079. The reversal of 900112069 is 960211009.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 734681025 + 165431044 = 27105^2 + 12862^2 .

It is a cyclic number.

It is not a de Polignac number, because 900112069 - 2¹¹ = 900110021 is a prime.

It is a super-2 number, since 2×900112069² = 1620403473518921522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (900112019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450056034 + 450056035.

It is an arithmetic number, because the mean of its divisors is an integer number (450056035).

Almost surely, 2^900112069 is an apocalyptic number.

It is an amenable number.

900112069 is a deficient number, since it is larger than the sum of its proper divisors (1).

900112069 is an equidigital number, since it uses as much as digits as its factorization.

900112069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 900112069 is about 30001.8677585246. The cubic root of 900112069 is about 965.5294575460.

The spelling of 900112069 in words is "nine hundred million, one hundred twelve thousand, sixty-nine".