148261873 has 2 divisors, whose sum is σ = 148261874. Its totient is φ = 148261872.

The previous prime is 148261859. The next prime is 148261889. The reversal of 148261873 is 378162841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119617969 + 28643904 = 10937^2 + 5352^2 .

It is a cyclic number.

It is not a de Polignac number, because 148261873 - 2⁹ = 148261361 is a prime.

It is not a weakly prime, because it can be changed into another prime (148261843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74130936 + 74130937.

It is an arithmetic number, because the mean of its divisors is an integer number (74130937).

Almost surely, 2^148261873 is an apocalyptic number.

It is an amenable number.

148261873 is a deficient number, since it is larger than the sum of its proper divisors (1).

148261873 is an equidigital number, since it uses as much as digits as its factorization.

148261873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64512, while the sum is 40.

The square root of 148261873 is about 12176.2832177968. The cubic root of 148261873 is about 529.2690445712.

The spelling of 148261873 in words is "one hundred forty-eight million, two hundred sixty-one thousand, eight hundred seventy-three".