1172948203879 has 8 divisors (see below), whose sum is σ = 1178018590320. Its totient is φ = 1167878127936.

The previous prime is 1172948203849. The next prime is 1172948203909. The reversal of 1172948203879 is 9783028492711.

It is an interprime number because it is at equal distance from previous prime (1172948203849) and next prime (1172948203909).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1172948203879 - 2⁷ = 1172948203751 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 (1172948203849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10735644 + ... + 10844350.

It is an arithmetic number, because the mean of its divisors is an integer number (147252323790).

Almost surely, 2^{1172948203879} is an apocalyptic number.

1172948203879 is a deficient number, since it is larger than the sum of its proper divisors (5070386441).

1172948203879 is a wasteful number, since it uses less digits than its factorization.

1172948203879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155249.

The product of its (nonzero) digits is 12192768, while the sum is 61.

The spelling of 1172948203879 in words is "one trillion, one hundred seventy-two billion, nine hundred forty-eight million, two hundred three thousand, eight hundred seventy-nine".