54535251 has 8 divisors (see below), whose sum is σ = 74085840. Its totient is φ = 35670752.

The previous prime is 54535249. The next prime is 54535297. The reversal of 54535251 is 15253545.

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 54535251 - 2¹ = 54535249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54535241) 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, 171336 + ... + 171653.

It is an arithmetic number, because the mean of its divisors is an integer number (9260730).

Almost surely, 2^54535251 is an apocalyptic number.

54535251 is a deficient number, since it is larger than the sum of its proper divisors (19550589).

54535251 is a wasteful number, since it uses less digits than its factorization.

54535251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343045.

The product of its digits is 15000, while the sum is 30.

The square root of 54535251 is about 7384.7986431588. The cubic root of 54535251 is about 379.2210520924.

Adding to 54535251 its reverse (15253545), we get a palindrome (69788796).

The spelling of 54535251 in words is "fifty-four million, five hundred thirty-five thousand, two hundred fifty-one".