54165745 has 8 divisors (see below), whose sum is σ = 65082816. Its totient is φ = 43276656.

The previous prime is 54165739. The next prime is 54165763. The reversal of 54165745 is 54756145.

It is a happy number.

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 54165745 - 2³ = 54165737 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2467 + ... + 10696.

It is an arithmetic number, because the mean of its divisors is an integer number (8135352).

Almost surely, 2^54165745 is an apocalyptic number.

It is an amenable number.

54165745 is a deficient number, since it is larger than the sum of its proper divisors (10917071).

54165745 is a wasteful number, since it uses less digits than its factorization.

54165745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13991.

The product of its digits is 84000, while the sum is 37.

The square root of 54165745 is about 7359.7381067535. The cubic root of 54165745 is about 378.3626340886.

The spelling of 54165745 in words is "fifty-four million, one hundred sixty-five thousand, seven hundred forty-five".