42033011287 has 2 divisors, whose sum is σ = 42033011288. Its totient is φ = 42033011286.

The previous prime is 42033011243. The next prime is 42033011327. The reversal of 42033011287 is 78211033024.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42033011287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42033011387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21016505643 + 21016505644.

It is an arithmetic number, because the mean of its divisors is an integer number (21016505644).

Almost surely, 2^42033011287 is an apocalyptic number.

42033011287 is a deficient number, since it is larger than the sum of its proper divisors (1).

42033011287 is an equidigital number, since it uses as much as digits as its factorization.

42033011287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 31.

The spelling of 42033011287 in words is "forty-two billion, thirty-three million, eleven thousand, two hundred eighty-seven".