147794191193 has 8 divisors (see below), whose sum is σ = 161233843680. Its totient is φ = 134355174880.

The previous prime is 147794191189. The next prime is 147794191231. The reversal of 147794191193 is 391191497741.

It is a happy number.

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 147794191193 - 2² = 147794191189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (147794191183) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 417653 + ... + 685581.

It is an arithmetic number, because the mean of its divisors is an integer number (20154230460).

Almost surely, 2^147794191193 is an apocalyptic number.

It is an amenable number.

147794191193 is a deficient number, since it is larger than the sum of its proper divisors (13439652487).

147794191193 is a wasteful number, since it uses less digits than its factorization.

147794191193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318087.

The product of its digits is 1714608, while the sum is 56.

The spelling of 147794191193 in words is "one hundred forty-seven billion, seven hundred ninety-four million, one hundred ninety-one thousand, one hundred ninety-three".