42051703 has 2 divisors, whose sum is σ = 42051704. Its totient is φ = 42051702.

The previous prime is 42051697. The next prime is 42051767. The reversal of 42051703 is 30715024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42051703 - 2⁵ = 42051671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42051403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21025851 + 21025852.

It is an arithmetic number, because the mean of its divisors is an integer number (21025852).

Almost surely, 2^42051703 is an apocalyptic number.

42051703 is a deficient number, since it is larger than the sum of its proper divisors (1).

42051703 is an equidigital number, since it uses as much as digits as its factorization.

42051703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 42051703 is about 6484.7284445842. The cubic root of 42051703 is about 347.7452417181.

Adding to 42051703 its reverse (30715024), we get a palindrome (72766727).

The spelling of 42051703 in words is "forty-two million, fifty-one thousand, seven hundred three".