148915609933 has 2 divisors, whose sum is σ = 148915609934. Its totient is φ = 148915609932.

The previous prime is 148915609907. The next prime is 148915609979. The reversal of 148915609933 is 339906519841.

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., 86396608489 + 62519001444 = 293933^2 + 250038^2 .

It is a cyclic number.

It is not a de Polignac number, because 148915609933 - 2⁹ = 148915609421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148915609133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74457804966 + 74457804967.

It is an arithmetic number, because the mean of its divisors is an integer number (74457804967).

Almost surely, 2^148915609933 is an apocalyptic number.

It is an amenable number.

148915609933 is a deficient number, since it is larger than the sum of its proper divisors (1).

148915609933 is an equidigital number, since it uses as much as digits as its factorization.

148915609933 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6298560, while the sum is 58.

The spelling of 148915609933 in words is "one hundred forty-eight billion, nine hundred fifteen million, six hundred nine thousand, nine hundred thirty-three".