45813951 has 16 divisors (see below), whose sum is σ = 67989600. Its totient is φ = 30489984.

The previous prime is 45813949. The next prime is 45814003. The reversal of 45813951 is 15931854.

It is not a de Polignac number, because 45813951 - 2¹ = 45813949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45813151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20455 + ... + 22583.

It is an arithmetic number, because the mean of its divisors is an integer number (4249350).

Almost surely, 2^45813951 is an apocalyptic number.

45813951 is a deficient number, since it is larger than the sum of its proper divisors (22175649).

45813951 is a wasteful number, since it uses less digits than its factorization.

45813951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2935 (or 2929 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The square root of 45813951 is about 6768.6003723074. The cubic root of 45813951 is about 357.8210746189.

It can be divided in two parts, 45813 and 951, that added together give a palindrome (46764).

The spelling of 45813951 in words is "forty-five million, eight hundred thirteen thousand, nine hundred fifty-one".