540031211 has 2 divisors, whose sum is σ = 540031212. Its totient is φ = 540031210.

The previous prime is 540031201. The next prime is 540031223. The reversal of 540031211 is 112130045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 540031211 - 2¹⁰ = 540030187 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 540031211.

It is not a weakly prime, because it can be changed into another prime (540031201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270015605 + 270015606.

It is an arithmetic number, because the mean of its divisors is an integer number (270015606).

Almost surely, 2^540031211 is an apocalyptic number.

540031211 is a deficient number, since it is larger than the sum of its proper divisors (1).

540031211 is an equidigital number, since it uses as much as digits as its factorization.

540031211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 540031211 is about 23238.5716213368. The cubic root of 540031211 is about 814.3409735074.

Adding to 540031211 its reverse (112130045), we get a palindrome (652161256).

The spelling of 540031211 in words is "five hundred forty million, thirty-one thousand, two hundred eleven".