45314431 has 8 divisors (see below), whose sum is σ = 46005120. Its totient is φ = 44627352.

The previous prime is 45314413. The next prime is 45314441. The reversal of 45314431 is 13441354.

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 45314431 - 2¹⁹ = 44790143 is a prime.

It is a super-2 number, since 2×45314431² = 4106795313707522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45314396 and 45314405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45314441) 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 7 ways as a sum of consecutive naturals, for example, 34126 + ... + 35428.

It is an arithmetic number, because the mean of its divisors is an integer number (5750640).

Almost surely, 2^45314431 is an apocalyptic number.

45314431 is a deficient number, since it is larger than the sum of its proper divisors (690689).

45314431 is a wasteful number, since it uses less digits than its factorization.

45314431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805.

The product of its digits is 2880, while the sum is 25.

The square root of 45314431 is about 6731.5994384693. The cubic root of 45314431 is about 356.5158509699.

Adding to 45314431 its reverse (13441354), we get a palindrome (58755785).

It can be divided in two parts, 453 and 14431, that added together give a square (14884 = 122²).

The spelling of 45314431 in words is "forty-five million, three hundred fourteen thousand, four hundred thirty-one".