542147107 has 2 divisors, whose sum is σ = 542147108. Its totient is φ = 542147106.

The previous prime is 542147101. The next prime is 542147117. The reversal of 542147107 is 701741245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542147107 - 2¹⁹ = 541622819 is a prime.

It is not a weakly prime, because it can be changed into another prime (542147101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271073553 + 271073554.

It is an arithmetic number, because the mean of its divisors is an integer number (271073554).

Almost surely, 2^542147107 is an apocalyptic number.

542147107 is a deficient number, since it is larger than the sum of its proper divisors (1).

542147107 is an equidigital number, since it uses as much as digits as its factorization.

542147107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 542147107 is about 23284.0526326497. The cubic root of 542147107 is about 815.4031437947.

The spelling of 542147107 in words is "five hundred forty-two million, one hundred forty-seven thousand, one hundred seven".