148136225 has 6 divisors (see below), whose sum is σ = 183688950. Its totient is φ = 118508960.

The previous prime is 148136213. The next prime is 148136227. The reversal of 148136225 is 522631841.

It can be written as a sum of positive squares in 3 ways, for example, as 3751969 + 144384256 = 1937^2 + 12016^2 .

It is not a de Polignac number, because 148136225 - 2⁸ = 148135969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 148136191 and 148136200.

It is not an unprimeable number, because it can be changed into a prime (148136227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2962700 + ... + 2962749.

It is an arithmetic number, because the mean of its divisors is an integer number (30614825).

Almost surely, 2^148136225 is an apocalyptic number.

It is an amenable number.

148136225 is a deficient number, since it is larger than the sum of its proper divisors (35552725).

148136225 is an equidigital number, since it uses as much as digits as its factorization.

148136225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5925459 (or 5925454 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 148136225 is about 12171.1225858587. The cubic root of 148136225 is about 529.1194884951.

The spelling of 148136225 in words is "one hundred forty-eight million, one hundred thirty-six thousand, two hundred twenty-five".