42371941 has 2 divisors, whose sum is σ = 42371942. Its totient is φ = 42371940.

The previous prime is 42371873. The next prime is 42371951. The reversal of 42371941 is 14917324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28836900 + 13535041 = 5370^2 + 3679^2 .

It is a cyclic number.

It is not a de Polignac number, because 42371941 - 2¹¹ = 42369893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42371951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21185970 + 21185971.

It is an arithmetic number, because the mean of its divisors is an integer number (21185971).

Almost surely, 2^42371941 is an apocalyptic number.

It is an amenable number.

42371941 is a deficient number, since it is larger than the sum of its proper divisors (1).

42371941 is an equidigital number, since it uses as much as digits as its factorization.

42371941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 31.

The square root of 42371941 is about 6509.3733185307. The cubic root of 42371941 is about 348.6257430863.

The spelling of 42371941 in words is "forty-two million, three hundred seventy-one thousand, nine hundred forty-one".