45654971 has 8 divisors (see below), whose sum is σ = 47207424. Its totient is φ = 44107560.

The previous prime is 45654943. The next prime is 45654997. The reversal of 45654971 is 17945654.

Added to its reverse (17945654) it gives a square (63600625 = 7975²).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45654971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45654071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29216 + ... + 30738.

It is an arithmetic number, because the mean of its divisors is an integer number (5900928).

Almost surely, 2^45654971 is an apocalyptic number.

45654971 is a deficient number, since it is larger than the sum of its proper divisors (1552453).

45654971 is a wasteful number, since it uses less digits than its factorization.

45654971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2521.

The product of its digits is 151200, while the sum is 41.

The square root of 45654971 is about 6756.8462317860. The cubic root of 45654971 is about 357.4067006764.

Adding to 45654971 its reverse (17945654), we get a square (63600625 = 7975²).

The spelling of 45654971 in words is "forty-five million, six hundred fifty-four thousand, nine hundred seventy-one".