1140872743 has 2 divisors, whose sum is σ = 1140872744. Its totient is φ = 1140872742.

The previous prime is 1140872741. The next prime is 1140872767. The reversal of 1140872743 is 3472780411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1140872743 - 2¹ = 1140872741 is a prime.

Together with 1140872741, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140872741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570436371 + 570436372.

It is an arithmetic number, because the mean of its divisors is an integer number (570436372).

Almost surely, 2^1140872743 is an apocalyptic number.

1140872743 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140872743 is an equidigital number, since it uses as much as digits as its factorization.

1140872743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 1140872743 is about 33776.8077680529. The cubic root of 1140872743 is about 1044.9104394297.

The spelling of 1140872743 in words is "one billion, one hundred forty million, eight hundred seventy-two thousand, seven hundred forty-three".