40303751291 has 2 divisors, whose sum is σ = 40303751292. Its totient is φ = 40303751290.

The previous prime is 40303751227. The next prime is 40303751303. The reversal of 40303751291 is 19215730304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40303751291 - 2⁶ = 40303751227 is a prime.

It is not a weakly prime, because it can be changed into another prime (40303751491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20151875645 + 20151875646.

It is an arithmetic number, because the mean of its divisors is an integer number (20151875646).

Almost surely, 2^40303751291 is an apocalyptic number.

40303751291 is a deficient number, since it is larger than the sum of its proper divisors (1).

40303751291 is an equidigital number, since it uses as much as digits as its factorization.

40303751291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 35.

The spelling of 40303751291 in words is "forty billion, three hundred three million, seven hundred fifty-one thousand, two hundred ninety-one".