540134225 has 6 divisors (see below), whose sum is σ = 669766470. Its totient is φ = 432107360.

The previous prime is 540134219. The next prime is 540134249. The reversal of 540134225 is 522431045.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 31225744 + 508908481 = 5588^2 + 22559^2 .

It is not a de Polignac number, because 540134225 - 2¹⁰ = 540133201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 540134194 and 540134203.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10802660 + ... + 10802709.

It is an arithmetic number, because the mean of its divisors is an integer number (111627745).

Almost surely, 2^540134225 is an apocalyptic number.

It is an amenable number.

540134225 is a deficient number, since it is larger than the sum of its proper divisors (129632245).

540134225 is a wasteful number, since it uses less digits than its factorization.

540134225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21605379 (or 21605374 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 540134225 is about 23240.7879599638. The cubic root of 540134225 is about 814.3927502602.

The spelling of 540134225 in words is "five hundred forty million, one hundred thirty-four thousand, two hundred twenty-five".