45421013 has 8 divisors (see below), whose sum is σ = 50042016. Its totient is φ = 40882000.

The previous prime is 45421009. The next prime is 45421031. The reversal of 45421013 is 31012454.

45421013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45421013 - 2² = 45421009 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 (45421073) 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 7 ways as a sum of consecutive naturals, for example, 19331 + ... + 21552.

It is an arithmetic number, because the mean of its divisors is an integer number (6255252).

Almost surely, 2^45421013 is an apocalyptic number.

It is an amenable number.

45421013 is a deficient number, since it is larger than the sum of its proper divisors (4621003).

45421013 is a wasteful number, since it uses less digits than its factorization.

45421013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40995.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 45421013 is about 6739.5113324335. The cubic root of 45421013 is about 356.7951469852.

Adding to 45421013 its reverse (31012454), we get a palindrome (76433467).

It can be divided in two parts, 4542 and 1013, that added together give a palindrome (5555).

The spelling of 45421013 in words is "forty-five million, four hundred twenty-one thousand, thirteen".