52142459 has 2 divisors, whose sum is σ = 52142460. Its totient is φ = 52142458.

The previous prime is 52142413. The next prime is 52142533. The reversal of 52142459 is 95424125.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52142459 - 2¹² = 52138363 is a prime.

It is a super-4 number, since 4×52142459⁴ (a number of 32 digits) contains 4444 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52142759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26071229 + 26071230.

It is an arithmetic number, because the mean of its divisors is an integer number (26071230).

Almost surely, 2^52142459 is an apocalyptic number.

52142459 is a deficient number, since it is larger than the sum of its proper divisors (1).

52142459 is an equidigital number, since it uses as much as digits as its factorization.

52142459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 32.

The square root of 52142459 is about 7220.9735493214. The cubic root of 52142459 is about 373.5916573289.

The spelling of 52142459 in words is "fifty-two million, one hundred forty-two thousand, four hundred fifty-nine".