1140440303491 has 2 divisors, whose sum is σ = 1140440303492. Its totient is φ = 1140440303490.

The previous prime is 1140440303459. The next prime is 1140440303501. The reversal of 1140440303491 is 1943030440411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1140440303491 - 2⁵ = 1140440303459 is a prime.

It is not a weakly prime, because it can be changed into another prime (1140440304491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570220151745 + 570220151746.

It is an arithmetic number, because the mean of its divisors is an integer number (570220151746).

Almost surely, 2^{1140440303491} is an apocalyptic number.

1140440303491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140440303491 is an equidigital number, since it uses as much as digits as its factorization.

1140440303491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 1140440303491 in words is "one trillion, one hundred forty billion, four hundred forty million, three hundred three thousand, four hundred ninety-one".