542654851 has 2 divisors, whose sum is σ = 542654852. Its totient is φ = 542654850.

The previous prime is 542654843. The next prime is 542654897. The reversal of 542654851 is 158456245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542654851 - 2³ = 542654843 is a prime.

It is not a weakly prime, because it can be changed into another prime (542654831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271327425 + 271327426.

It is an arithmetic number, because the mean of its divisors is an integer number (271327426).

Almost surely, 2^542654851 is an apocalyptic number.

542654851 is a deficient number, since it is larger than the sum of its proper divisors (1).

542654851 is an equidigital number, since it uses as much as digits as its factorization.

542654851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192000, while the sum is 40.

The square root of 542654851 is about 23294.9533375794. The cubic root of 542654851 is about 815.6576176990.

The spelling of 542654851 in words is "five hundred forty-two million, six hundred fifty-four thousand, eight hundred fifty-one".