153146225 has 6 divisors (see below), whose sum is σ = 189901350. Its totient is φ = 122516960.

The previous prime is 153146209. The next prime is 153146243. The reversal of 153146225 is 522641351.

It can be written as a sum of positive squares in 3 ways, for example, as 277729 + 152868496 = 527^2 + 12364^2 .

It is not a de Polignac number, because 153146225 - 2⁴ = 153146209 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3062900 + ... + 3062949.

It is an arithmetic number, because the mean of its divisors is an integer number (31650225).

Almost surely, 2^153146225 is an apocalyptic number.

It is an amenable number.

153146225 is a deficient number, since it is larger than the sum of its proper divisors (36755125).

153146225 is an equidigital number, since it uses as much as digits as its factorization.

153146225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6125859 (or 6125854 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 153146225 is about 12375.2262605578. The cubic root of 153146225 is about 535.0184580350.

Adding to 153146225 its reverse (522641351), we get a palindrome (675787576).

The spelling of 153146225 in words is "one hundred fifty-three million, one hundred forty-six thousand, two hundred twenty-five".