148511953 has 2 divisors, whose sum is σ = 148511954. Its totient is φ = 148511952.

The previous prime is 148511921. The next prime is 148512011. The reversal of 148511953 is 359115841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82301184 + 66210769 = 9072^2 + 8137^2 .

It is a cyclic number.

It is not a de Polignac number, because 148511953 - 2⁵ = 148511921 is a prime.

It is not a weakly prime, because it can be changed into another prime (148511903) 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, 74255976 + 74255977.

It is an arithmetic number, because the mean of its divisors is an integer number (74255977).

Almost surely, 2^148511953 is an apocalyptic number.

It is an amenable number.

148511953 is a deficient number, since it is larger than the sum of its proper divisors (1).

148511953 is an equidigital number, since it uses as much as digits as its factorization.

148511953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 37.

The square root of 148511953 is about 12186.5480346159. The cubic root of 148511953 is about 529.5664580839.

The spelling of 148511953 in words is "one hundred forty-eight million, five hundred eleven thousand, nine hundred fifty-three".