40711061 has 2 divisors, whose sum is σ = 40711062. Its totient is φ = 40711060.

The previous prime is 40711051. The next prime is 40711123. The reversal of 40711061 is 16011704.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21298225 + 19412836 = 4615^2 + 4406^2 .

It is a cyclic number.

It is not a de Polignac number, because 40711061 - 2¹⁴ = 40694677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40711031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20355530 + 20355531.

It is an arithmetic number, because the mean of its divisors is an integer number (20355531).

Almost surely, 2^40711061 is an apocalyptic number.

It is an amenable number.

40711061 is a deficient number, since it is larger than the sum of its proper divisors (1).

40711061 is an equidigital number, since it uses as much as digits as its factorization.

40711061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 40711061 is about 6380.5220005890. The cubic root of 40711061 is about 344.0097938666.

Adding to 40711061 its reverse (16011704), we get a palindrome (56722765).

The spelling of 40711061 in words is "forty million, seven hundred eleven thousand, sixty-one".