45347751 has 12 divisors (see below), whose sum is σ = 65749320. Its totient is φ = 30117840.

The previous prime is 45347749. The next prime is 45347759. The reversal of 45347751 is 15774354.

It is a happy number.

45347751 is a `hidden beast` number, since 4 + 534 + 77 + 51 = 666.

It is not a de Polignac number, because 45347751 - 2¹ = 45347749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45347759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6945 + ... + 11786.

It is an arithmetic number, because the mean of its divisors is an integer number (5479110).

Almost surely, 2^45347751 is an apocalyptic number.

45347751 is a deficient number, since it is larger than the sum of its proper divisors (20401569).

45347751 is a wasteful number, since it uses less digits than its factorization.

45347751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19006 (or 19003 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 45347751 is about 6734.0738784186. The cubic root of 45347751 is about 356.6032123798.

The spelling of 45347751 in words is "forty-five million, three hundred forty-seven thousand, seven hundred fifty-one".