540401158 has 32 divisors (see below), whose sum is σ = 896326560. Its totient is φ = 242319360.

The previous prime is 540401137. The next prime is 540401189. The reversal of 540401158 is 851104045.

It is a congruent number.

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, 581238 + ... + 582166.

It is an arithmetic number, because the mean of its divisors is an integer number (28010205).

Almost surely, 2^540401158 is an apocalyptic number.

540401158 is a deficient number, since it is larger than the sum of its proper divisors (355925402).

540401158 is a wasteful number, since it uses less digits than its factorization.

540401158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272.

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 540401158 is about 23246.5300206289. The cubic root of 540401158 is about 814.5268851282.

The spelling of 540401158 in words is "five hundred forty million, four hundred one thousand, one hundred fifty-eight".