148055291 has 2 divisors, whose sum is σ = 148055292. Its totient is φ = 148055290.

The previous prime is 148055269. The next prime is 148055309. The reversal of 148055291 is 192550841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 148055291 - 2¹⁰ = 148054267 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (148055491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74027645 + 74027646.

It is an arithmetic number, because the mean of its divisors is an integer number (74027646).

Almost surely, 2^148055291 is an apocalyptic number.

148055291 is a deficient number, since it is larger than the sum of its proper divisors (1).

148055291 is an equidigital number, since it uses as much as digits as its factorization.

148055291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 35.

The square root of 148055291 is about 12167.7972944983. The cubic root of 148055291 is about 529.0231097331.

The spelling of 148055291 in words is "one hundred forty-eight million, fifty-five thousand, two hundred ninety-one".