45371633 has 4 divisors (see below), whose sum is σ = 45539328. Its totient is φ = 45203940.

The previous prime is 45371621. The next prime is 45371659. The reversal of 45371633 is 33617354.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33617354 = 2 ⋅16808677.

It is a cyclic number.

It is not a de Polignac number, because 45371633 - 2¹⁴ = 45355249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45371633.

It is not an unprimeable number, because it can be changed into a prime (45373633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83441 + ... + 83982.

It is an arithmetic number, because the mean of its divisors is an integer number (11384832).

Almost surely, 2^45371633 is an apocalyptic number.

It is an amenable number.

45371633 is a deficient number, since it is larger than the sum of its proper divisors (167695).

45371633 is a wasteful number, since it uses less digits than its factorization.

45371633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167694.

The product of its digits is 22680, while the sum is 32.

The square root of 45371633 is about 6735.8468658365. The cubic root of 45371633 is about 356.6658020573.

Adding to 45371633 its reverse (33617354), we get a palindrome (78988987).

The spelling of 45371633 in words is "forty-five million, three hundred seventy-one thousand, six hundred thirty-three".