542687699 has 2 divisors, whose sum is σ = 542687700. Its totient is φ = 542687698.

The previous prime is 542687687. The next prime is 542687711. The reversal of 542687699 is 996786245.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (542687687) and next prime (542687711).

It is a cyclic number.

It is not a de Polignac number, because 542687699 - 2¹⁶ = 542622163 is a prime.

It is not a weakly prime, because it can be changed into another prime (542687609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271343849 + 271343850.

It is an arithmetic number, because the mean of its divisors is an integer number (271343850).

Almost surely, 2^542687699 is an apocalyptic number.

542687699 is a deficient number, since it is larger than the sum of its proper divisors (1).

542687699 is an equidigital number, since it uses as much as digits as its factorization.

542687699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6531840, while the sum is 56.

The square root of 542687699 is about 23295.6583723234. The cubic root of 542687699 is about 815.6740751709.

The spelling of 542687699 in words is "five hundred forty-two million, six hundred eighty-seven thousand, six hundred ninety-nine".