147131851 has 8 divisors (see below), whose sum is σ = 155051424. Its totient is φ = 139339200.

The previous prime is 147131849. The next prime is 147131857. The reversal of 147131851 is 158131741.

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 147131851 - 2¹ = 147131849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147131857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29346 + ... + 33991.

It is an arithmetic number, because the mean of its divisors is an integer number (19381428).

Almost surely, 2^147131851 is an apocalyptic number.

147131851 is a deficient number, since it is larger than the sum of its proper divisors (7919573).

147131851 is a wasteful number, since it uses less digits than its factorization.

147131851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63461.

The product of its digits is 3360, while the sum is 31.

The square root of 147131851 is about 12129.7918778518. The cubic root of 147131851 is about 527.9209532626.

It can be divided in two parts, 1471318 and 51, that added together give a square (1471369 = 1213²).

The spelling of 147131851 in words is "one hundred forty-seven million, one hundred thirty-one thousand, eight hundred fifty-one".