148319705545961 has 2 divisors, whose sum is σ = 148319705545962. Its totient is φ = 148319705545960.

The previous prime is 148319705545933. The next prime is 148319705546017. The reversal of 148319705545961 is 169545507913841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88109554915561 + 60210150630400 = 9386669^2 + 7759520^2 .

It is a cyclic number.

It is not a de Polignac number, because 148319705545961 - 2¹⁰ = 148319705544937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 148319705545891 and 148319705545900.

It is not a weakly prime, because it can be changed into another prime (148319705545931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74159852772980 + 74159852772981.

It is an arithmetic number, because the mean of its divisors is an integer number (74159852772981).

Almost surely, 2^{148319705545961} is an apocalyptic number.

It is an amenable number.

148319705545961 is a deficient number, since it is larger than the sum of its proper divisors (1).

148319705545961 is an equidigital number, since it uses as much as digits as its factorization.

148319705545961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296000, while the sum is 68.

The spelling of 148319705545961 in words is "one hundred forty-eight trillion, three hundred nineteen billion, seven hundred five million, five hundred forty-five thousand, nine hundred sixty-one".