40774141 has 2 divisors, whose sum is σ = 40774142. Its totient is φ = 40774140.

The previous prime is 40774099. The next prime is 40774159. The reversal of 40774141 is 14147704.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39879225 + 894916 = 6315^2 + 946^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40774141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40772141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20387070 + 20387071.

It is an arithmetic number, because the mean of its divisors is an integer number (20387071).

Almost surely, 2^40774141 is an apocalyptic number.

It is an amenable number.

40774141 is a deficient number, since it is larger than the sum of its proper divisors (1).

40774141 is an equidigital number, since it uses as much as digits as its factorization.

40774141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 40774141 is about 6385.4632564913. The cubic root of 40774141 is about 344.1873781979.

The spelling of 40774141 in words is "forty million, seven hundred seventy-four thousand, one hundred forty-one".