1140186847 has 2 divisors, whose sum is σ = 1140186848. Its totient is φ = 1140186846.

The previous prime is 1140186841. The next prime is 1140186863. The reversal of 1140186847 is 7486810411.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1140186847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140186841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570093423 + 570093424.

It is an arithmetic number, because the mean of its divisors is an integer number (570093424).

Almost surely, 2^1140186847 is an apocalyptic number.

1140186847 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140186847 is an equidigital number, since it uses as much as digits as its factorization.

1140186847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43008, while the sum is 40.

The square root of 1140186847 is about 33766.6528841696. The cubic root of 1140186847 is about 1044.7009963898.

The spelling of 1140186847 in words is "one billion, one hundred forty million, one hundred eighty-six thousand, eight hundred forty-seven".