1158313693406 has 4 divisors (see below), whose sum is σ = 1737470540112. Its totient is φ = 579156846702.

The previous prime is 1158313693403. The next prime is 1158313693423. The reversal of 1158313693406 is 6043963138511.

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

It is a super-3 number, since 3×1158313693406³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158313693403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289578423350 + ... + 289578423353.

It is an arithmetic number, because the mean of its divisors is an integer number (434367635028).

Almost surely, 2^{1158313693406} is an apocalyptic number.

1158313693406 is a deficient number, since it is larger than the sum of its proper divisors (579156846706).

1158313693406 is an equidigital number, since it uses as much as digits as its factorization.

1158313693406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579156846705.

The product of its (nonzero) digits is 1399680, while the sum is 50.

The spelling of 1158313693406 in words is "one trillion, one hundred fifty-eight billion, three hundred thirteen million, six hundred ninety-three thousand, four hundred six".