147920273 has 2 divisors, whose sum is σ = 147920274. Its totient is φ = 147920272.

The previous prime is 147920261. The next prime is 147920309. The reversal of 147920273 is 372029741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122589184 + 25331089 = 11072^2 + 5033^2 .

It is a cyclic number.

It is not a de Polignac number, because 147920273 - 2¹⁸ = 147658129 is a prime.

It is not a weakly prime, because it can be changed into another prime (147920203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73960136 + 73960137.

It is an arithmetic number, because the mean of its divisors is an integer number (73960137).

Almost surely, 2^147920273 is an apocalyptic number.

It is an amenable number.

147920273 is a deficient number, since it is larger than the sum of its proper divisors (1).

147920273 is an equidigital number, since it uses as much as digits as its factorization.

147920273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 147920273 is about 12162.2478596680. The cubic root of 147920273 is about 528.8622478339.

The spelling of 147920273 in words is "one hundred forty-seven million, nine hundred twenty thousand, two hundred seventy-three".