540404151 has 32 divisors (see below), whose sum is σ = 833323008. Its totient is φ = 305134560.

The previous prime is 540404141. The next prime is 540404243. The reversal of 540404151 is 151404045.

It is a happy number.

It is not a de Polignac number, because 540404151 - 2¹⁴ = 540387767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540404141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 781716 + ... + 782406.

It is an arithmetic number, because the mean of its divisors is an integer number (26041344).

Almost surely, 2^540404151 is an apocalyptic number.

540404151 is a deficient number, since it is larger than the sum of its proper divisors (292918857).

540404151 is a wasteful number, since it uses less digits than its factorization.

540404151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 540404151 is about 23246.5943957389. The cubic root of 540404151 is about 814.5283888718.

Adding to 540404151 its reverse (151404045), we get a palindrome (691808196).

The spelling of 540404151 in words is "five hundred forty million, four hundred four thousand, one hundred fifty-one".