148888573 has 2 divisors, whose sum is σ = 148888574. Its totient is φ = 148888572.

The previous prime is 148888559. The next prime is 148888627. The reversal of 148888573 is 375888841.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145974724 + 2913849 = 12082^2 + 1707^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148888573 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 148888573.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148888513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74444286 + 74444287.

It is an arithmetic number, because the mean of its divisors is an integer number (74444287).

Almost surely, 2^148888573 is an apocalyptic number.

It is an amenable number.

148888573 is a deficient number, since it is larger than the sum of its proper divisors (1).

148888573 is an equidigital number, since it uses as much as digits as its factorization.

148888573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1720320, while the sum is 52.

The square root of 148888573 is about 12201.9905343350. The cubic root of 148888573 is about 530.0137328826.

The spelling of 148888573 in words is "one hundred forty-eight million, eight hundred eighty-eight thousand, five hundred seventy-three".