148327969 has 2 divisors, whose sum is σ = 148327970. Its totient is φ = 148327968.

The previous prime is 148327961. The next prime is 148327979. The reversal of 148327969 is 969723841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 148230625 + 97344 = 12175^2 + 312^2 .

It is a cyclic number.

It is not a de Polignac number, because 148327969 - 2³ = 148327961 is a prime.

It is a super-2 number, since 2×148327969² = 44002372775329922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (148327961) 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, 74163984 + 74163985.

It is an arithmetic number, because the mean of its divisors is an integer number (74163985).

Almost surely, 2^148327969 is an apocalyptic number.

It is an amenable number.

148327969 is a deficient number, since it is larger than the sum of its proper divisors (1).

148327969 is an equidigital number, since it uses as much as digits as its factorization.

148327969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 49.

The square root of 148327969 is about 12178.9970440919. The cubic root of 148327969 is about 529.3476832863.

It can be divided in two parts, 14832 and 7969, that added together give a square (22801 = 151²).

The spelling of 148327969 in words is "one hundred forty-eight million, three hundred twenty-seven thousand, nine hundred sixty-nine".