40335961 has 2 divisors, whose sum is σ = 40335962. Its totient is φ = 40335960.

The previous prime is 40335949. The next prime is 40335973. The reversal of 40335961 is 16953304.

It is a balanced prime because it is at equal distance from previous prime (40335949) and next prime (40335973).

It can be written as a sum of positive squares in only one way, i.e., 35473936 + 4862025 = 5956^2 + 2205^2 .

It is a cyclic number.

It is not a de Polignac number, because 40335961 - 2¹¹ = 40333913 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40335901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20167980 + 20167981.

It is an arithmetic number, because the mean of its divisors is an integer number (20167981).

Almost surely, 2^40335961 is an apocalyptic number.

It is an amenable number.

40335961 is a deficient number, since it is larger than the sum of its proper divisors (1).

40335961 is an equidigital number, since it uses as much as digits as its factorization.

40335961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 40335961 is about 6351.0598328153. The cubic root of 40335961 is about 342.9499965357.

The spelling of 40335961 in words is "forty million, three hundred thirty-five thousand, nine hundred sixty-one".