45383951 has 4 divisors (see below), whose sum is σ = 47772600. Its totient is φ = 42995304.

The previous prime is 45383909. The next prime is 45383971. The reversal of 45383951 is 15938354.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45383951 - 2¹⁸ = 45121807 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 (45383971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1194296 + ... + 1194333.

It is an arithmetic number, because the mean of its divisors is an integer number (11943150).

Almost surely, 2^45383951 is an apocalyptic number.

45383951 is a deficient number, since it is larger than the sum of its proper divisors (2388649).

45383951 is a wasteful number, since it uses less digits than its factorization.

45383951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2388648.

The product of its digits is 64800, while the sum is 38.

The square root of 45383951 is about 6736.7611654266. The cubic root of 45383951 is about 356.6980763480.

The spelling of 45383951 in words is "forty-five million, three hundred eighty-three thousand, nine hundred fifty-one".