42901699 has 2 divisors, whose sum is σ = 42901700. Its totient is φ = 42901698.

The previous prime is 42901697. The next prime is 42901709. The reversal of 42901699 is 99610924.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42901699 - 2¹ = 42901697 is a prime.

Together with 42901697, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (42901697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21450849 + 21450850.

It is an arithmetic number, because the mean of its divisors is an integer number (21450850).

Almost surely, 2^42901699 is an apocalyptic number.

42901699 is a deficient number, since it is larger than the sum of its proper divisors (1).

42901699 is an equidigital number, since it uses as much as digits as its factorization.

42901699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 42901699 is about 6549.9388546764. The cubic root of 42901699 is about 350.0726352651.

The spelling of 42901699 in words is "forty-two million, nine hundred one thousand, six hundred ninety-nine".