40546141 has 2 divisors, whose sum is σ = 40546142. Its totient is φ = 40546140.

The previous prime is 40546127. The next prime is 40546153. The reversal of 40546141 is 14164504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38081241 + 2464900 = 6171^2 + 1570^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40546141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40540141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20273070 + 20273071.

It is an arithmetic number, because the mean of its divisors is an integer number (20273071).

Almost surely, 2^40546141 is an apocalyptic number.

It is an amenable number.

40546141 is a deficient number, since it is larger than the sum of its proper divisors (1).

40546141 is an equidigital number, since it uses as much as digits as its factorization.

40546141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 40546141 is about 6367.5851780718. The cubic root of 40546141 is about 343.5446387270.

The spelling of 40546141 in words is "forty million, five hundred forty-six thousand, one hundred forty-one".