1158228738334 has 4 divisors (see below), whose sum is σ = 1737343107504. Its totient is φ = 579114369166.

The previous prime is 1158228738287. The next prime is 1158228738341. The reversal of 1158228738334 is 4338378228511.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289557184582 + ... + 289557184585.

It is an arithmetic number, because the mean of its divisors is an integer number (434335776876).

Almost surely, 2^{1158228738334} is an apocalyptic number.

1158228738334 is a deficient number, since it is larger than the sum of its proper divisors (579114369170).

1158228738334 is an equidigital number, since it uses as much as digits as its factorization.

1158228738334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579114369169.

The product of its digits is 7741440, while the sum is 55.

The spelling of 1158228738334 in words is "one trillion, one hundred fifty-eight billion, two hundred twenty-eight million, seven hundred thirty-eight thousand, three hundred thirty-four".