45020011 has 4 divisors (see below), whose sum is σ = 46067032. Its totient is φ = 43972992.

The previous prime is 45019973. The next prime is 45020021. The reversal of 45020011 is 11002054.

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 45020011 - 2¹³ = 45011819 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45019973 and 45020000.

It is not an unprimeable number, because it can be changed into a prime (45020021) 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, 523446 + ... + 523531.

It is an arithmetic number, because the mean of its divisors is an integer number (11516758).

Almost surely, 2^45020011 is an apocalyptic number.

45020011 is a deficient number, since it is larger than the sum of its proper divisors (1047021).

45020011 is a wasteful number, since it uses less digits than its factorization.

45020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047020.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 45020011 is about 6709.6952985959. The cubic root of 45020011 is about 355.7420463334.

Adding to 45020011 its reverse (11002054), we get a palindrome (56022065).

The spelling of 45020011 in words is "forty-five million, twenty thousand, eleven".