147164251 has 8 divisors (see below), whose sum is σ = 159077520. Its totient is φ = 135335712.

The previous prime is 147164249. The next prime is 147164261. The reversal of 147164251 is 152461741.

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 147164251 - 2¹ = 147164249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147164261) 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, 17545 + ... + 24538.

It is an arithmetic number, because the mean of its divisors is an integer number (19884690).

Almost surely, 2^147164251 is an apocalyptic number.

147164251 is a deficient number, since it is larger than the sum of its proper divisors (11913269).

147164251 is a wasteful number, since it uses less digits than its factorization.

147164251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42365.

The product of its digits is 6720, while the sum is 31.

The square root of 147164251 is about 12131.1273589885. The cubic root of 147164251 is about 527.9597016899.

The spelling of 147164251 in words is "one hundred forty-seven million, one hundred sixty-four thousand, two hundred fifty-one".