540120506 has 32 divisors (see below), whose sum is σ = 844250880. Its totient is φ = 258987456.

The previous prime is 540120491. The next prime is 540120557. The reversal of 540120506 is 605021045.

It is a super-2 number, since 2×540120506² = 583460322003392072, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1471535 + ... + 1471901.

It is an arithmetic number, because the mean of its divisors is an integer number (26382840).

Almost surely, 2^540120506 is an apocalyptic number.

540120506 is a deficient number, since it is larger than the sum of its proper divisors (304130374).

540120506 is a wasteful number, since it uses less digits than its factorization.

540120506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 540120506 is about 23240.4928088885. The cubic root of 540120506 is about 814.3858552156.

The spelling of 540120506 in words is "five hundred forty million, one hundred twenty thousand, five hundred six".