542510537 has 2 divisors, whose sum is σ = 542510538. Its totient is φ = 542510536.

The previous prime is 542510533. The next prime is 542510567. The reversal of 542510537 is 735015245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 427827856 + 114682681 = 20684^2 + 10709^2 .

It is a cyclic number.

It is not a de Polignac number, because 542510537 - 2² = 542510533 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (542510531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271255268 + 271255269.

It is an arithmetic number, because the mean of its divisors is an integer number (271255269).

Almost surely, 2^542510537 is an apocalyptic number.

It is an amenable number.

542510537 is a deficient number, since it is larger than the sum of its proper divisors (1).

542510537 is an equidigital number, since it uses as much as digits as its factorization.

542510537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 542510537 is about 23291.8555937478. The cubic root of 542510537 is about 815.5853057746.

The spelling of 542510537 in words is "five hundred forty-two million, five hundred ten thousand, five hundred thirty-seven".