147438667157 has 2 divisors, whose sum is σ = 147438667158. Its totient is φ = 147438667156.

The previous prime is 147438667151. The next prime is 147438667177. The reversal of 147438667157 is 751766834741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145527753361 + 1910913796 = 381481^2 + 43714^2 .

It is a cyclic number.

It is not a de Polignac number, because 147438667157 - 2¹⁶ = 147438601621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 147438667096 and 147438667105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147438667151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73719333578 + 73719333579.

It is an arithmetic number, because the mean of its divisors is an integer number (73719333579).

Almost surely, 2^147438667157 is an apocalyptic number.

It is an amenable number.

147438667157 is a deficient number, since it is larger than the sum of its proper divisors (1).

147438667157 is an equidigital number, since it uses as much as digits as its factorization.

147438667157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23708160, while the sum is 59.

The spelling of 147438667157 in words is "one hundred forty-seven billion, four hundred thirty-eight million, six hundred sixty-seven thousand, one hundred fifty-seven".