40010797 has 2 divisors, whose sum is σ = 40010798. Its totient is φ = 40010796.

The previous prime is 40010783. The next prime is 40010833. The reversal of 40010797 is 79701004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25918281 + 14092516 = 5091^2 + 3754^2 .

It is a cyclic number.

It is not a de Polignac number, because 40010797 - 2¹⁹ = 39486509 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 (40010717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20005398 + 20005399.

It is an arithmetic number, because the mean of its divisors is an integer number (20005399).

Almost surely, 2^40010797 is an apocalyptic number.

It is an amenable number.

40010797 is a deficient number, since it is larger than the sum of its proper divisors (1).

40010797 is an equidigital number, since it uses as much as digits as its factorization.

40010797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 40010797 is about 6325.4088405415. The cubic root of 40010797 is about 342.0259575843.

The spelling of 40010797 in words is "forty million, ten thousand, seven hundred ninety-seven".