45251383 has 4 divisors (see below), whose sum is σ = 45454528. Its totient is φ = 45048240.

The previous prime is 45251377. The next prime is 45251387. The reversal of 45251383 is 38315254.

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 45251383 - 2⁹ = 45250871 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 (45251387) 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, 101238 + ... + 101683.

It is an arithmetic number, because the mean of its divisors is an integer number (11363632).

Almost surely, 2^45251383 is an apocalyptic number.

45251383 is a deficient number, since it is larger than the sum of its proper divisors (203145).

45251383 is a wasteful number, since it uses less digits than its factorization.

45251383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203144.

The product of its digits is 14400, while the sum is 31.

The square root of 45251383 is about 6726.9148203318. The cubic root of 45251383 is about 356.3504287292.

The spelling of 45251383 in words is "forty-five million, two hundred fifty-one thousand, three hundred eighty-three".