147774143 has 8 divisors (see below), whose sum is σ = 161736960. Its totient is φ = 133899480.

The previous prime is 147774131. The next prime is 147774167. The reversal of 147774143 is 341477741.

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

It is not a de Polignac number, because 147774143 - 2¹⁶ = 147708607 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 147774097 and 147774106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147774043) 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, 18503 + ... + 25256.

It is an arithmetic number, because the mean of its divisors is an integer number (20217120).

Almost surely, 2^147774143 is an apocalyptic number.

147774143 is a deficient number, since it is larger than the sum of its proper divisors (13962817).

147774143 is a wasteful number, since it uses less digits than its factorization.

147774143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44077.

The product of its digits is 65856, while the sum is 38.

The square root of 147774143 is about 12156.2388508946. The cubic root of 147774143 is about 528.6880366371.

The spelling of 147774143 in words is "one hundred forty-seven million, seven hundred seventy-four thousand, one hundred forty-three".