2123397032 has 16 divisors (see below), whose sum is σ = 4007738400. Its totient is φ = 1054666800.

The previous prime is 2123396981. The next prime is 2123397037. The reversal of 2123397032 is 2307933212.

It is a self number, because there is not a number n which added to its sum of digits gives 2123397032.

It is not an unprimeable number, because it can be changed into a prime (2123397037) 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 in 3 ways as a sum of consecutive naturals, for example, 877682 + ... + 880097.

It is an arithmetic number, because the mean of its divisors is an integer number (250483650).

Almost surely, 2^2123397032 is an apocalyptic number.

It is an amenable number.

2123397032 is a deficient number, since it is larger than the sum of its proper divisors (1884341368).

2123397032 is a wasteful number, since it uses less digits than its factorization.

2123397032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757936 (or 1757932 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 2123397032 is about 46080.3323772735. The cubic root of 2123397032 is about 1285.3174448253.

The spelling of 2123397032 in words is "two billion, one hundred twenty-three million, three hundred ninety-seven thousand, thirty-two".