1192913671487 has 4 divisors (see below), whose sum is σ = 1231394757696. Its totient is φ = 1154432585280.

The previous prime is 1192913671471. The next prime is 1192913671529. The reversal of 1192913671487 is 7841763192911.

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

It is a cyclic number.

It is not a de Polignac number, because 1192913671487 - 2⁴ = 1192913671471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1192913671987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19240543058 + ... + 19240543119.

It is an arithmetic number, because the mean of its divisors is an integer number (307848689424).

Almost surely, 2^{1192913671487} is an apocalyptic number.

1192913671487 is a deficient number, since it is larger than the sum of its proper divisors (38481086209).

1192913671487 is an equidigital number, since it uses as much as digits as its factorization.

1192913671487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38481086208.

The product of its digits is 4572288, while the sum is 59.

The spelling of 1192913671487 in words is "one trillion, one hundred ninety-two billion, nine hundred thirteen million, six hundred seventy-one thousand, four hundred eighty-seven".