42537000043 has 2 divisors, whose sum is σ = 42537000044. Its totient is φ = 42537000042.

The previous prime is 42537000001. The next prime is 42537000053. The reversal of 42537000043 is 34000073524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42537000043 - 2¹³ = 42536991851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42536999975 and 42537000020.

It is not a weakly prime, because it can be changed into another prime (42537000053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21268500021 + 21268500022.

It is an arithmetic number, because the mean of its divisors is an integer number (21268500022).

Almost surely, 2^42537000043 is an apocalyptic number.

42537000043 is a deficient number, since it is larger than the sum of its proper divisors (1).

42537000043 is an equidigital number, since it uses as much as digits as its factorization.

42537000043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 28.

Adding to 42537000043 its reverse (34000073524), we get a palindrome (76537073567).

The spelling of 42537000043 in words is "forty-two billion, five hundred thirty-seven million, forty-three", and thus it is an aban number.