42537041 has 2 divisors, whose sum is σ = 42537042. Its totient is φ = 42537040.

The previous prime is 42536987. The next prime is 42537083. The reversal of 42537041 is 14073524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33686416 + 8850625 = 5804^2 + 2975^2 .

It is a cyclic number.

It is not a de Polignac number, because 42537041 - 2²² = 38342737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42537041.

It is not a weakly prime, because it can be changed into another prime (42537241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21268520 + 21268521.

It is an arithmetic number, because the mean of its divisors is an integer number (21268521).

Almost surely, 2^42537041 is an apocalyptic number.

It is an amenable number.

42537041 is a deficient number, since it is larger than the sum of its proper divisors (1).

42537041 is an equidigital number, since it uses as much as digits as its factorization.

42537041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 42537041 is about 6522.0427014855. The cubic root of 42537041 is about 349.0779567673.

The spelling of 42537041 in words is "forty-two million, five hundred thirty-seven thousand, forty-one".