45514321 has 6 divisors (see below), whose sum is σ = 48349430. Its totient is φ = 42836736.

The previous prime is 45514319. The next prime is 45514351. The reversal of 45514321 is 12341554.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 16516096 + 28998225 = 4064^2 + 5385^2 .

It is not a de Polignac number, because 45514321 - 2¹ = 45514319 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 (45514351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78456 + ... + 79033.

Almost surely, 2^45514321 is an apocalyptic number.

It is an amenable number.

45514321 is a deficient number, since it is larger than the sum of its proper divisors (2835109).

45514321 is a wasteful number, since it uses less digits than its factorization.

45514321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157523 (or 157506 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 45514321 is about 6746.4302412461. The cubic root of 45514321 is about 357.0393002842.

Adding to 45514321 its reverse (12341554), we get a palindrome (57855875).

The spelling of 45514321 in words is "forty-five million, five hundred fourteen thousand, three hundred twenty-one".