148169233 has 2 divisors, whose sum is σ = 148169234. Its totient is φ = 148169232.

The previous prime is 148169209. The next prime is 148169251. The reversal of 148169233 is 332961841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138133009 + 10036224 = 11753^2 + 3168^2 .

It is a cyclic number.

It is not a de Polignac number, because 148169233 - 2¹⁷ = 148038161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 148169192 and 148169201.

It is not a weakly prime, because it can be changed into another prime (148169533) 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, 74084616 + 74084617.

It is an arithmetic number, because the mean of its divisors is an integer number (74084617).

Almost surely, 2^148169233 is an apocalyptic number.

It is an amenable number.

148169233 is a deficient number, since it is larger than the sum of its proper divisors (1).

148169233 is an equidigital number, since it uses as much as digits as its factorization.

148169233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 37.

The square root of 148169233 is about 12172.4785068613. The cubic root of 148169233 is about 529.1587853856.

The spelling of 148169233 in words is "one hundred forty-eight million, one hundred sixty-nine thousand, two hundred thirty-three".