153136222 has 4 divisors (see below), whose sum is σ = 229704336. Its totient is φ = 76568110.

The previous prime is 153136183. The next prime is 153136241. The reversal of 153136222 is 222631351.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38284054 + ... + 38284057.

It is an arithmetic number, because the mean of its divisors is an integer number (57426084).

Almost surely, 2^153136222 is an apocalyptic number.

153136222 is a deficient number, since it is larger than the sum of its proper divisors (76568114).

153136222 is an equidigital number, since it uses as much as digits as its factorization.

153136222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76568113.

The product of its digits is 2160, while the sum is 25.

The square root of 153136222 is about 12374.8220997314. The cubic root of 153136222 is about 535.0068092417.

Adding to 153136222 its reverse (222631351), we get a palindrome (375767573).

The spelling of 153136222 in words is "one hundred fifty-three million, one hundred thirty-six thousand, two hundred twenty-two".