997003012 has 24 divisors (see below), whose sum is σ = 1850299416. Its totient is φ = 468438528.

The previous prime is 997002943. The next prime is 997003043. The reversal of 997003012 is 210300799.

997003012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 29419776 + 967583236 = 5424^2 + 31106^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33178 + ... + 55630.

It is an arithmetic number, because the mean of its divisors is an integer number (77095809).

Almost surely, 2^997003012 is an apocalyptic number.

It is an amenable number.

997003012 is a deficient number, since it is larger than the sum of its proper divisors (853296404).

997003012 is a wasteful number, since it uses less digits than its factorization.

997003012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23127 (or 23125 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 997003012 is about 31575.3545031564. The cubic root of 997003012 is about 999.0000043420. Note that the first 5 decimals are identical.

The spelling of 997003012 in words is "nine hundred ninety-seven million, three thousand, twelve".