45927551 has 4 divisors (see below), whose sum is σ = 45964632. Its totient is φ = 45890472.

The previous prime is 45927529. The next prime is 45927577. The reversal of 45927551 is 15572954.

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 45927551 - 2¹⁰ = 45926527 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 (45927751) 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 3 ways as a sum of consecutive naturals, for example, 16616 + ... + 19181.

It is an arithmetic number, because the mean of its divisors is an integer number (11491158).

Almost surely, 2^45927551 is an apocalyptic number.

45927551 is a deficient number, since it is larger than the sum of its proper divisors (37081).

45927551 is a wasteful number, since it uses less digits than its factorization.

45927551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37080.

The product of its digits is 63000, while the sum is 38.

The square root of 45927551 is about 6776.9868673327. The cubic root of 45927551 is about 358.1165808432.

The spelling of 45927551 in words is "forty-five million, nine hundred twenty-seven thousand, five hundred fifty-one".