381173102 has 8 divisors (see below), whose sum is σ = 583924896. Its totient is φ = 186531472.

The previous prime is 381173087. The next prime is 381173137. The reversal of 381173102 is 201371183.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2027423 + ... + 2027610.

It is an arithmetic number, because the mean of its divisors is an integer number (72990612).

Almost surely, 2^381173102 is an apocalyptic number.

381173102 is a deficient number, since it is larger than the sum of its proper divisors (202751794).

381173102 is a wasteful number, since it uses less digits than its factorization.

381173102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4055082.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 381173102 is about 19523.6549344635. The cubic root of 381173102 is about 725.0602261502.

The spelling of 381173102 in words is "three hundred eighty-one million, one hundred seventy-three thousand, one hundred two".