45646511 has 4 divisors (see below), whose sum is σ = 45663024. Its totient is φ = 45630000.

The previous prime is 45646507. The next prime is 45646529. The reversal of 45646511 is 11564654.

45646511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45646511 - 2² = 45646507 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45646501) by changing a digit.

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, 2990 + ... + 10011.

It is an arithmetic number, because the mean of its divisors is an integer number (11415756).

Almost surely, 2^45646511 is an apocalyptic number.

45646511 is a deficient number, since it is larger than the sum of its proper divisors (16513).

45646511 is a wasteful number, since it uses less digits than its factorization.

45646511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16512.

The product of its digits is 14400, while the sum is 32.

The square root of 45646511 is about 6756.2201710720. The cubic root of 45646511 is about 357.3846231427.

The spelling of 45646511 in words is "forty-five million, six hundred forty-six thousand, five hundred eleven".