153011225 has 6 divisors (see below), whose sum is σ = 189733950. Its totient is φ = 122408960.

The previous prime is 153011219. The next prime is 153011231. The reversal of 153011225 is 522110351.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (153011219) and next prime (153011231).

It can be written as a sum of positive squares in 3 ways, for example, as 1893376 + 151117849 = 1376^2 + 12293^2 .

It is not a de Polignac number, because 153011225 - 2⁸ = 153010969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 153011197 and 153011206.

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, 3060200 + ... + 3060249.

It is an arithmetic number, because the mean of its divisors is an integer number (31622325).

Almost surely, 2^153011225 is an apocalyptic number.

It is an amenable number.

153011225 is a deficient number, since it is larger than the sum of its proper divisors (36722725).

153011225 is an equidigital number, since it uses as much as digits as its factorization.

153011225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6120459 (or 6120454 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 153011225 is about 12369.7706122628. The cubic root of 153011225 is about 534.8612036956.

Adding to 153011225 its reverse (522110351), we get a palindrome (675121576).

The spelling of 153011225 in words is "one hundred fifty-three million, eleven thousand, two hundred twenty-five".