540199307 has 2 divisors, whose sum is σ = 540199308. Its totient is φ = 540199306.

The previous prime is 540199291. The next prime is 540199333. The reversal of 540199307 is 703991045.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 540199307 - 2⁴ = 540199291 is a prime.

It is a Chen prime.

It is equal to p_28358246 and since 540199307 and 28358246 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (540199007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270099653 + 270099654.

It is an arithmetic number, because the mean of its divisors is an integer number (270099654).

Almost surely, 2^540199307 is an apocalyptic number.

540199307 is a deficient number, since it is larger than the sum of its proper divisors (1).

540199307 is an equidigital number, since it uses as much as digits as its factorization.

540199307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 540199307 is about 23242.1880854622. The cubic root of 540199307 is about 814.4254582908.

The spelling of 540199307 in words is "five hundred forty million, one hundred ninety-nine thousand, three hundred seven".