540430151 has 4 divisors (see below), whose sum is σ = 544555704. Its totient is φ = 536304600.

The previous prime is 540430139. The next prime is 540430157. The reversal of 540430151 is 151034045.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 151034045 = 5 ⋅30206809.

It is a cyclic number.

It is not a de Polignac number, because 540430151 - 2⁶ = 540430087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540430157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2062580 + ... + 2062841.

It is an arithmetic number, because the mean of its divisors is an integer number (136138926).

Almost surely, 2^540430151 is an apocalyptic number.

540430151 is a deficient number, since it is larger than the sum of its proper divisors (4125553).

540430151 is a wasteful number, since it uses less digits than its factorization.

540430151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4125552.

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

The square root of 540430151 is about 23247.1536107111. The cubic root of 540430151 is about 814.5414515636.

Adding to 540430151 its reverse (151034045), we get a palindrome (691464196).

The spelling of 540430151 in words is "five hundred forty million, four hundred thirty thousand, one hundred fifty-one".