651104452 has 12 divisors (see below), whose sum is σ = 1165931536. Its totient is φ = 317981160.

The previous prime is 651104431. The next prime is 651104497. The reversal of 651104452 is 254401156.

It is a self number, because there is not a number n which added to its sum of digits gives 651104452.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1892574 + ... + 1892917.

Almost surely, 2^651104452 is an apocalyptic number.

It is an amenable number.

651104452 is a deficient number, since it is larger than the sum of its proper divisors (514827084).

651104452 is a wasteful number, since it uses less digits than its factorization.

651104452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3785538 (or 3785536 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 651104452 is about 25516.7484605700. The cubic root of 651104452 is about 866.7294531107.

The spelling of 651104452 in words is "six hundred fifty-one million, one hundred four thousand, four hundred fifty-two".