540133554 has 32 divisors (see below), whose sum is σ = 1163211840. Its totient is φ = 166579712.

The previous prime is 540133543. The next prime is 540133603. The reversal of 540133554 is 455331045.

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 38859 + ... + 50894.

It is an arithmetic number, because the mean of its divisors is an integer number (36350370).

Almost surely, 2^540133554 is an apocalyptic number.

540133554 is an abundant number, since it is smaller than the sum of its proper divisors (623078286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

540133554 is a wasteful number, since it uses less digits than its factorization.

540133554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89834.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 540133554 is about 23240.7735241321. The cubic root of 540133554 is about 814.3924130244.

Adding to 540133554 its reverse (455331045), we get a palindrome (995464599).

The spelling of 540133554 in words is "five hundred forty million, one hundred thirty-three thousand, five hundred fifty-four".