148193603 has 2 divisors, whose sum is σ = 148193604. Its totient is φ = 148193602.

The previous prime is 148193581. The next prime is 148193611. The reversal of 148193603 is 306391841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 148193603 - 2¹⁰ = 148192579 is a prime.

It is a super-2 number, since 2×148193603² = 43922687940243218, which contains 22 as substring.

It is a Sophie Germain prime.

It is equal to p_8348507 and since 148193603 and 8348507 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (148193203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74096801 + 74096802.

It is an arithmetic number, because the mean of its divisors is an integer number (74096802).

Almost surely, 2^148193603 is an apocalyptic number.

148193603 is a deficient number, since it is larger than the sum of its proper divisors (1).

148193603 is an equidigital number, since it uses as much as digits as its factorization.

148193603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 148193603 is about 12173.4794943763. The cubic root of 148193603 is about 529.1877947654.

The spelling of 148193603 in words is "one hundred forty-eight million, one hundred ninety-three thousand, six hundred three".