1113473172078 has 32 divisors (see below), whose sum is σ = 2604615609600. Its totient is φ = 351623106648.

The previous prime is 1113473172073. The next prime is 1113473172083. The reversal of 1113473172078 is 8702713743111.

1113473172078 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 473 + 172 + 0 + 7 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (1113473172073) and next prime (1113473172083).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113473172073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542627226 + ... + 542629277.

It is an arithmetic number, because the mean of its divisors is an integer number (81394237800).

Almost surely, 2^{1113473172078} is an apocalyptic number.

1113473172078 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1113473172078 is an abundant number, since it is smaller than the sum of its proper divisors (1491142437522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1113473172078 is a wasteful number, since it uses less digits than its factorization.

1113473172078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085256533 (or 1085256527 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 45.

The spelling of 1113473172078 in words is "one trillion, one hundred thirteen billion, four hundred seventy-three million, one hundred seventy-two thousand, seventy-eight".