40025353 has 2 divisors, whose sum is σ = 40025354. Its totient is φ = 40025352.

The previous prime is 40025351. The next prime is 40025399. The reversal of 40025353 is 35352004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28005264 + 12020089 = 5292^2 + 3467^2 .

It is a cyclic number.

It is not a de Polignac number, because 40025353 - 2¹ = 40025351 is a prime.

Together with 40025351, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (40025351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20012676 + 20012677.

It is an arithmetic number, because the mean of its divisors is an integer number (20012677).

Almost surely, 2^40025353 is an apocalyptic number.

It is an amenable number.

40025353 is a deficient number, since it is larger than the sum of its proper divisors (1).

40025353 is an equidigital number, since it uses as much as digits as its factorization.

40025353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 40025353 is about 6326.5593334766. The cubic root of 40025353 is about 342.0674291087.

Adding to 40025353 its reverse (35352004), we get a palindrome (75377357).

The spelling of 40025353 in words is "forty million, twenty-five thousand, three hundred fifty-three".