540133451 has 8 divisors (see below), whose sum is σ = 634562544. Its totient is φ = 453258720.

The previous prime is 540133427. The next prime is 540133459. The reversal of 540133451 is 154331045.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540133451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 540133451.

It is not an unprimeable number, because it can be changed into a prime (540133459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1888436 + ... + 1888721.

It is an arithmetic number, because the mean of its divisors is an integer number (79320318).

Almost surely, 2^540133451 is an apocalyptic number.

540133451 is a deficient number, since it is larger than the sum of its proper divisors (94429093).

540133451 is a wasteful number, since it uses less digits than its factorization.

540133451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3777181.

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

The square root of 540133451 is about 23240.7713081989. The cubic root of 540133451 is about 814.3923612579.

Adding to 540133451 its reverse (154331045), we get a palindrome (694464496).

The spelling of 540133451 in words is "five hundred forty million, one hundred thirty-three thousand, four hundred fifty-one".