147480121 has 2 divisors, whose sum is σ = 147480122. Its totient is φ = 147480120.

The previous prime is 147480119. The next prime is 147480131. The reversal of 147480121 is 121084741.

147480121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124545600 + 22934521 = 11160^2 + 4789^2 .

It is a cyclic number.

It is not a de Polignac number, because 147480121 - 2¹ = 147480119 is a prime.

Together with 147480119, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 147480121.

It is not a weakly prime, because it can be changed into another prime (147480101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73740060 + 73740061.

It is an arithmetic number, because the mean of its divisors is an integer number (73740061).

Almost surely, 2^147480121 is an apocalyptic number.

It is an amenable number.

147480121 is a deficient number, since it is larger than the sum of its proper divisors (1).

147480121 is an equidigital number, since it uses as much as digits as its factorization.

147480121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 28.

The square root of 147480121 is about 12144.1393684361. The cubic root of 147480121 is about 528.3371653225.

The spelling of 147480121 in words is "one hundred forty-seven million, four hundred eighty thousand, one hundred twenty-one".