40253597 has 2 divisors, whose sum is σ = 40253598. Its totient is φ = 40253596.

The previous prime is 40253561. The next prime is 40253617. The reversal of 40253597 is 79535204.

40253597 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37625956 + 2627641 = 6134^2 + 1621^2 .

It is a cyclic number.

It is not a de Polignac number, because 40253597 - 2²⁰ = 39205021 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 (40253497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20126798 + 20126799.

It is an arithmetic number, because the mean of its divisors is an integer number (20126799).

Almost surely, 2^40253597 is an apocalyptic number.

It is an amenable number.

40253597 is a deficient number, since it is larger than the sum of its proper divisors (1).

40253597 is an equidigital number, since it uses as much as digits as its factorization.

40253597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 40253597 is about 6344.5722472047. The cubic root of 40253597 is about 342.7164086008.

The spelling of 40253597 in words is "forty million, two hundred fifty-three thousand, five hundred ninety-seven".