147471211 has 4 divisors (see below), whose sum is σ = 148931424. Its totient is φ = 146011000.

The previous prime is 147471197. The next prime is 147471227. The reversal of 147471211 is 112174741.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147471211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 147471211.

It is not an unprimeable number, because it can be changed into a prime (147471241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 729955 + ... + 730156.

It is an arithmetic number, because the mean of its divisors is an integer number (37232856).

Almost surely, 2^147471211 is an apocalyptic number.

147471211 is a deficient number, since it is larger than the sum of its proper divisors (1460213).

147471211 is a wasteful number, since it uses less digits than its factorization.

147471211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460212.

The product of its digits is 1568, while the sum is 28.

The square root of 147471211 is about 12143.7725192792. The cubic root of 147471211 is about 528.3265252921.

The spelling of 147471211 in words is "one hundred forty-seven million, four hundred seventy-one thousand, two hundred eleven".