147189093 has 8 divisors (see below), whose sum is σ = 198086688. Its totient is φ = 97208784.

The previous prime is 147189079. The next prime is 147189103. The reversal of 147189093 is 390981741.

It is a happy number.

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

It is not a de Polignac number, because 147189093 - 2²¹ = 145091941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147189013) 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, 228946 + ... + 229587.

It is an arithmetic number, because the mean of its divisors is an integer number (24760836).

Almost surely, 2^147189093 is an apocalyptic number.

It is an amenable number.

147189093 is a deficient number, since it is larger than the sum of its proper divisors (50897595).

147189093 is a wasteful number, since it uses less digits than its factorization.

147189093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458643.

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 147189093 is about 12132.1512107293. The cubic root of 147189093 is about 527.9894073575.

The spelling of 147189093 in words is "one hundred forty-seven million, one hundred eighty-nine thousand, ninety-three".