40983797 has 2 divisors, whose sum is σ = 40983798. Its totient is φ = 40983796.

The previous prime is 40983781. The next prime is 40983841. The reversal of 40983797 is 79738904.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34562641 + 6421156 = 5879^2 + 2534^2 .

It is a cyclic number.

It is not a de Polignac number, because 40983797 - 2⁴ = 40983781 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40983707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20491898 + 20491899.

It is an arithmetic number, because the mean of its divisors is an integer number (20491899).

Almost surely, 2^40983797 is an apocalyptic number.

It is an amenable number.

40983797 is a deficient number, since it is larger than the sum of its proper divisors (1).

40983797 is an equidigital number, since it uses as much as digits as its factorization.

40983797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 47.

The square root of 40983797 is about 6401.8588706719. The cubic root of 40983797 is about 344.7762940988.

The spelling of 40983797 in words is "forty million, nine hundred eighty-three thousand, seven hundred ninety-seven".