540738151 has 8 divisors (see below), whose sum is σ = 546043680. Its totient is φ = 535457568.

The previous prime is 540738139. The next prime is 540738161. The reversal of 540738151 is 151837045.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 540738151 - 2¹⁷ = 540607079 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 (540738131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38905 + ... + 50941.

It is an arithmetic number, because the mean of its divisors is an integer number (68255460).

Almost surely, 2^540738151 is an apocalyptic number.

540738151 is a deficient number, since it is larger than the sum of its proper divisors (5305529).

540738151 is a wasteful number, since it uses less digits than its factorization.

540738151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12473.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 540738151 is about 23253.7771340486. Note that the first 3 decimals coincide. The cubic root of 540738151 is about 814.6961623507.

The spelling of 540738151 in words is "five hundred forty million, seven hundred thirty-eight thousand, one hundred fifty-one".