148003591 has 2 divisors, whose sum is σ = 148003592. Its totient is φ = 148003590.

The previous prime is 148003573. The next prime is 148003601. The reversal of 148003591 is 195300841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 148003591 - 2¹³ = 147995399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148003391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74001795 + 74001796.

It is an arithmetic number, because the mean of its divisors is an integer number (74001796).

Almost surely, 2^148003591 is an apocalyptic number.

148003591 is a deficient number, since it is larger than the sum of its proper divisors (1).

148003591 is an equidigital number, since it uses as much as digits as its factorization.

148003591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 148003591 is about 12165.6726488920. The cubic root of 148003591 is about 528.9615253553.

The spelling of 148003591 in words is "one hundred forty-eight million, three thousand, five hundred ninety-one".