41971157 has 2 divisors, whose sum is σ = 41971158. Its totient is φ = 41971156.

The previous prime is 41971103. The next prime is 41971169. The reversal of 41971157 is 75117914.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40627876 + 1343281 = 6374^2 + 1159^2 .

It is a cyclic number.

It is not a de Polignac number, because 41971157 - 2⁶ = 41971093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41971187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20985578 + 20985579.

It is an arithmetic number, because the mean of its divisors is an integer number (20985579).

Almost surely, 2^41971157 is an apocalyptic number.

It is an amenable number.

41971157 is a deficient number, since it is larger than the sum of its proper divisors (1).

41971157 is an equidigital number, since it uses as much as digits as its factorization.

41971157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8820, while the sum is 35.

The square root of 41971157 is about 6478.5150304680. The cubic root of 41971157 is about 347.5230756031.

The spelling of 41971157 in words is "forty-one million, nine hundred seventy-one thousand, one hundred fifty-seven".