40937653 has 2 divisors, whose sum is σ = 40937654. Its totient is φ = 40937652.

The previous prime is 40937627. The next prime is 40937693. The reversal of 40937653 is 35673904.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40934404 + 3249 = 6398^2 + 57^2 .

It is a cyclic number.

It is not a de Polignac number, because 40937653 - 2²⁵ = 7383221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40937693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20468826 + 20468827.

It is an arithmetic number, because the mean of its divisors is an integer number (20468827).

Almost surely, 2^40937653 is an apocalyptic number.

It is an amenable number.

40937653 is a deficient number, since it is larger than the sum of its proper divisors (1).

40937653 is an equidigital number, since it uses as much as digits as its factorization.

40937653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 40937653 is about 6398.2539024331. The cubic root of 40937653 is about 344.6468500010.

The spelling of 40937653 in words is "forty million, nine hundred thirty-seven thousand, six hundred fifty-three".