40251353 has 2 divisors, whose sum is σ = 40251354. Its totient is φ = 40251352.

The previous prime is 40251319. The next prime is 40251377. The reversal of 40251353 is 35315204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31058329 + 9193024 = 5573^2 + 3032^2 .

It is a cyclic number.

It is not a de Polignac number, because 40251353 - 2¹² = 40247257 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40251313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20125676 + 20125677.

It is an arithmetic number, because the mean of its divisors is an integer number (20125677).

Almost surely, 2^40251353 is an apocalyptic number.

It is an amenable number.

40251353 is a deficient number, since it is larger than the sum of its proper divisors (1).

40251353 is an equidigital number, since it uses as much as digits as its factorization.

40251353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 40251353 is about 6344.3954006666. The cubic root of 40251353 is about 342.7100400609.

Adding to 40251353 its reverse (35315204), we get a palindrome (75566557).

It can be divided in two parts, 40251 and 353, that added together give a palindrome (40604).

The spelling of 40251353 in words is "forty million, two hundred fifty-one thousand, three hundred fifty-three".