1140851111 has 2 divisors, whose sum is σ = 1140851112. Its totient is φ = 1140851110.

The previous prime is 1140851059. The next prime is 1140851137. The reversal of 1140851111 is 1111580411.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1140851111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140851171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570425555 + 570425556.

It is an arithmetic number, because the mean of its divisors is an integer number (570425556).

Almost surely, 2^1140851111 is an apocalyptic number.

1140851111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140851111 is an equidigital number, since it uses as much as digits as its factorization.

1140851111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 23.

The square root of 1140851111 is about 33776.4875468128. The cubic root of 1140851111 is about 1044.9038352325.

The spelling of 1140851111 in words is "one billion, one hundred forty million, eight hundred fifty-one thousand, one hundred eleven".