540054331 has 4 divisors (see below), whose sum is σ = 554650432. Its totient is φ = 525458232.

The previous prime is 540054313. The next prime is 540054341. The reversal of 540054331 is 133450045.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133450045 = 5 ⋅26690009.

It is a cyclic number.

It is not a de Polignac number, because 540054331 - 2¹¹ = 540052283 is a prime.

It is a super-2 number, since 2×540054331² = 583317360863715122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 540054296 and 540054305.

It is not an unprimeable number, because it can be changed into a prime (540054301) 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, 7297995 + ... + 7298068.

It is an arithmetic number, because the mean of its divisors is an integer number (138662608).

Almost surely, 2^540054331 is an apocalyptic number.

540054331 is a deficient number, since it is larger than the sum of its proper divisors (14596101).

540054331 is a wasteful number, since it uses less digits than its factorization.

540054331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14596100.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 540054331 is about 23239.0690648313. The cubic root of 540054331 is about 814.3525946225.

The spelling of 540054331 in words is "five hundred forty million, fifty-four thousand, three hundred thirty-one".