54195505 has 32 divisors (see below), whose sum is σ = 84268800. Its totient is φ = 32493312.

The previous prime is 54195503. The next prime is 54195509. The reversal of 54195505 is 50559145.

It is a cyclic number.

It is not a de Polignac number, because 54195505 - 2¹ = 54195503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54195503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5511 + ... + 11779.

It is an arithmetic number, because the mean of its divisors is an integer number (2633400).

Almost surely, 2^54195505 is an apocalyptic number.

It is an amenable number.

54195505 is a deficient number, since it is larger than the sum of its proper divisors (30073295).

54195505 is a wasteful number, since it uses less digits than its factorization.

54195505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6313.

The product of its (nonzero) digits is 22500, while the sum is 34.

The square root of 54195505 is about 7361.7596401947. The cubic root of 54195505 is about 378.4319153317.

The spelling of 54195505 in words is "fifty-four million, one hundred ninety-five thousand, five hundred five".