148558985503 has 2 divisors, whose sum is σ = 148558985504. Its totient is φ = 148558985502.

The previous prime is 148558985453. The next prime is 148558985507. The reversal of 148558985503 is 305589855841.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148558985503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148558985507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74279492751 + 74279492752.

It is an arithmetic number, because the mean of its divisors is an integer number (74279492752).

Almost surely, 2^148558985503 is an apocalyptic number.

148558985503 is a deficient number, since it is larger than the sum of its proper divisors (1).

148558985503 is an equidigital number, since it uses as much as digits as its factorization.

148558985503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560000, while the sum is 61.

The spelling of 148558985503 in words is "one hundred forty-eight billion, five hundred fifty-eight million, nine hundred eighty-five thousand, five hundred three".