1158228738287 has 2 divisors, whose sum is σ = 1158228738288. Its totient is φ = 1158228738286.

The previous prime is 1158228738269. The next prime is 1158228738341. The reversal of 1158228738287 is 7828378228511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1158228738287 - 2²⁰ = 1158227689711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1158228738257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 579114369143 + 579114369144.

It is an arithmetic number, because the mean of its divisors is an integer number (579114369144).

Almost surely, 2^{1158228738287} is an apocalyptic number.

1158228738287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1158228738287 is an equidigital number, since it uses as much as digits as its factorization.

1158228738287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24084480, while the sum is 62.

The spelling of 1158228738287 in words is "one trillion, one hundred fifty-eight billion, two hundred twenty-eight million, seven hundred thirty-eight thousand, two hundred eighty-seven".