45126389 has 8 divisors (see below), whose sum is σ = 56261568. Its totient is φ = 35163360.

The previous prime is 45126379. The next prime is 45126409. The reversal of 45126389 is 98362154.

It is a happy number.

45126389 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 45126389 - 2¹⁶ = 45060853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45126379) 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, 292952 + ... + 293105.

It is an arithmetic number, because the mean of its divisors is an integer number (7032696).

Almost surely, 2^45126389 is an apocalyptic number.

It is an amenable number.

45126389 is a deficient number, since it is larger than the sum of its proper divisors (11135179).

45126389 is a wasteful number, since it uses less digits than its factorization.

45126389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586075.

The product of its digits is 51840, while the sum is 38.

The square root of 45126389 is about 6717.6178069313. The cubic root of 45126389 is about 356.0220207941.

It can be divided in two parts, 4512 and 6389, that added together give a palindrome (10901).

The spelling of 45126389 in words is "forty-five million, one hundred twenty-six thousand, three hundred eighty-nine".