147521066915407 has 2 divisors, whose sum is σ = 147521066915408. Its totient is φ = 147521066915406.

The previous prime is 147521066915359. The next prime is 147521066915449. The reversal of 147521066915407 is 704519660125741.

147521066915407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 147521066915407 - 2⁴⁷ = 6783578560079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147521066915207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73760533457703 + 73760533457704.

It is an arithmetic number, because the mean of its divisors is an integer number (73760533457704).

Almost surely, 2^{147521066915407} is an apocalyptic number.

147521066915407 is a deficient number, since it is larger than the sum of its proper divisors (1).

147521066915407 is an equidigital number, since it uses as much as digits as its factorization.

147521066915407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12700800, while the sum is 58.

The spelling of 147521066915407 in words is "one hundred forty-seven trillion, five hundred twenty-one billion, sixty-six million, nine hundred fifteen thousand, four hundred seven".