540162122 has 4 divisors (see below), whose sum is σ = 810243186. Its totient is φ = 270081060.

The previous prime is 540162109. The next prime is 540162127. The reversal of 540162122 is 221261045.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221261045 = 5 ⋅44252209.

It can be written as a sum of positive squares in only one way, i.e., 282206401 + 257955721 = 16799^2 + 16061^2 .

It is not an unprimeable number, because it can be changed into a prime (540162127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135040529 + ... + 135040532.

Almost surely, 2^540162122 is an apocalyptic number.

540162122 is a deficient number, since it is larger than the sum of its proper divisors (270081064).

540162122 is a wasteful number, since it uses less digits than its factorization.

540162122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270081063.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 540162122 is about 23241.3881254972. The cubic root of 540162122 is about 814.4067706785.

The spelling of 540162122 in words is "five hundred forty million, one hundred sixty-two thousand, one hundred twenty-two".