54530207 has 4 divisors (see below), whose sum is σ = 54788856. Its totient is φ = 54271560.

The previous prime is 54530173. The next prime is 54530233. The reversal of 54530207 is 70203545.

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 54530207 - 2⁶ = 54530143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54530257) 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, 129008 + ... + 129429.

It is an arithmetic number, because the mean of its divisors is an integer number (13697214).

Almost surely, 2^54530207 is an apocalyptic number.

54530207 is a deficient number, since it is larger than the sum of its proper divisors (258649).

54530207 is a wasteful number, since it uses less digits than its factorization.

54530207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258648.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 54530207 is about 7384.4571229035. The cubic root of 54530207 is about 379.2093602666.

The spelling of 54530207 in words is "fifty-four million, five hundred thirty thousand, two hundred seven".