54135206 has 8 divisors (see below), whose sum is σ = 81615600. Its totient is φ = 26930008.

The previous prime is 54135203. The next prime is 54135217. The reversal of 54135206 is 60253145.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54135203) 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, 68306 + ... + 69093.

It is an arithmetic number, because the mean of its divisors is an integer number (10201950).

Almost surely, 2^54135206 is an apocalyptic number.

54135206 is a deficient number, since it is larger than the sum of its proper divisors (27480394).

54135206 is a wasteful number, since it uses less digits than its factorization.

54135206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137598.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 54135206 is about 7357.6630800819. The cubic root of 54135206 is about 378.2915129479.

The spelling of 54135206 in words is "fifty-four million, one hundred thirty-five thousand, two hundred six".