42431143037 has 2 divisors, whose sum is σ = 42431143038. Its totient is φ = 42431143036.

The previous prime is 42431143031. The next prime is 42431143063. The reversal of 42431143037 is 73034113424.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32277356281 + 10153786756 = 179659^2 + 100766^2 .

It is a cyclic number.

It is not a de Polignac number, because 42431143037 - 2⁶ = 42431142973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42431142994 and 42431143012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42431143031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21215571518 + 21215571519.

It is an arithmetic number, because the mean of its divisors is an integer number (21215571519).

Almost surely, 2^42431143037 is an apocalyptic number.

It is an amenable number.

42431143037 is a deficient number, since it is larger than the sum of its proper divisors (1).

42431143037 is an equidigital number, since it uses as much as digits as its factorization.

42431143037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 32.

The spelling of 42431143037 in words is "forty-two billion, four hundred thirty-one million, one hundred forty-three thousand, thirty-seven".