148475720597 has 2 divisors, whose sum is σ = 148475720598. Its totient is φ = 148475720596.

The previous prime is 148475720593. The next prime is 148475720671. The reversal of 148475720597 is 795027574841.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139288689796 + 9187030801 = 373214^2 + 95849^2 .

It is an emirp because it is prime and its reverse (795027574841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 148475720597 - 2² = 148475720593 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148475720593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74237860298 + 74237860299.

It is an arithmetic number, because the mean of its divisors is an integer number (74237860299).

Almost surely, 2^148475720597 is an apocalyptic number.

It is an amenable number.

148475720597 is a deficient number, since it is larger than the sum of its proper divisors (1).

148475720597 is an equidigital number, since it uses as much as digits as its factorization.

148475720597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19756800, while the sum is 59.

The spelling of 148475720597 in words is "one hundred forty-eight billion, four hundred seventy-five million, seven hundred twenty thousand, five hundred ninety-seven".