945727505 has 8 divisors (see below), whose sum is σ = 1143038400. Its totient is φ = 751138416.

The previous prime is 945727499. The next prime is 945727507. The reversal of 945727505 is 505727549.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 945727505 - 2²⁰ = 944678929 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (945727507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 679685 + ... + 681074.

It is an arithmetic number, because the mean of its divisors is an integer number (142879800).

Almost surely, 2^945727505 is an apocalyptic number.

It is an amenable number.

945727505 is a deficient number, since it is larger than the sum of its proper divisors (197310895).

945727505 is a wasteful number, since it uses less digits than its factorization.

945727505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360903.

The product of its (nonzero) digits is 441000, while the sum is 44.

The square root of 945727505 is about 30752.6828910910. The cubic root of 945727505 is about 981.5716503777.

Adding to 945727505 its sum of digits (44), we get a palindrome (945727549).

The spelling of 945727505 in words is "nine hundred forty-five million, seven hundred twenty-seven thousand, five hundred five".