45671659 has 4 divisors (see below), whose sum is σ = 49823640. Its totient is φ = 41519680.

The previous prime is 45671657. The next prime is 45671683. The reversal of 45671659 is 95617654.

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 45671659 - 2¹ = 45671657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45671651) 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, 2075974 + ... + 2075995.

It is an arithmetic number, because the mean of its divisors is an integer number (12455910).

Almost surely, 2^45671659 is an apocalyptic number.

45671659 is a deficient number, since it is larger than the sum of its proper divisors (4151981).

45671659 is a wasteful number, since it uses less digits than its factorization.

45671659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4151980.

The product of its digits is 226800, while the sum is 43.

The square root of 45671659 is about 6758.0810146076. The cubic root of 45671659 is about 357.4502423129.

It can be divided in two parts, 4567 and 1659, that added together give a palindrome (6226).

The spelling of 45671659 in words is "forty-five million, six hundred seventy-one thousand, six hundred fifty-nine".