40660937 has 2 divisors, whose sum is σ = 40660938. Its totient is φ = 40660936.

The previous prime is 40660913. The next prime is 40660951. The reversal of 40660937 is 73906604.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38800441 + 1860496 = 6229^2 + 1364^2 .

It is a cyclic number.

It is not a de Polignac number, because 40660937 - 2²⁰ = 39612361 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 40660897 and 40660906.

It is not a weakly prime, because it can be changed into another prime (40660237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20330468 + 20330469.

It is an arithmetic number, because the mean of its divisors is an integer number (20330469).

Almost surely, 2^40660937 is an apocalyptic number.

It is an amenable number.

40660937 is a deficient number, since it is larger than the sum of its proper divisors (1).

40660937 is an equidigital number, since it uses as much as digits as its factorization.

40660937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 40660937 is about 6376.5928990332. The cubic root of 40660937 is about 343.8685527396.

The spelling of 40660937 in words is "forty million, six hundred sixty thousand, nine hundred thirty-seven".