542501051 has 2 divisors, whose sum is σ = 542501052. Its totient is φ = 542501050.

The previous prime is 542501039. The next prime is 542501111. The reversal of 542501051 is 150105245.

It is a happy number.

542501051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542501051 - 2¹⁴ = 542484667 is a prime.

It is a super-2 number, since 2×542501051² = 588614780672209202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (542501251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271250525 + 271250526.

It is an arithmetic number, because the mean of its divisors is an integer number (271250526).

Almost surely, 2^542501051 is an apocalyptic number.

542501051 is a deficient number, since it is larger than the sum of its proper divisors (1).

542501051 is an equidigital number, since it uses as much as digits as its factorization.

542501051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 542501051 is about 23291.6519594468. The cubic root of 542501051 is about 815.5805521420.

Adding to 542501051 its reverse (150105245), we get a palindrome (692606296).

The spelling of 542501051 in words is "five hundred forty-two million, five hundred one thousand, fifty-one".