40248311 has 2 divisors, whose sum is σ = 40248312. Its totient is φ = 40248310.

The previous prime is 40248293. The next prime is 40248319. The reversal of 40248311 is 11384204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40248311 - 2¹⁰ = 40247287 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 (40248319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20124155 + 20124156.

It is an arithmetic number, because the mean of its divisors is an integer number (20124156).

Almost surely, 2^40248311 is an apocalyptic number.

40248311 is a deficient number, since it is larger than the sum of its proper divisors (1).

40248311 is an equidigital number, since it uses as much as digits as its factorization.

40248311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 40248311 is about 6344.1556569807. The cubic root of 40248311 is about 342.7014063950.

The spelling of 40248311 in words is "forty million, two hundred forty-eight thousand, three hundred eleven".