1153222242 has 16 divisors (see below), whose sum is σ = 2329281792. Its totient is φ = 380601200.

The previous prime is 1153222237. The next prime is 1153222247. The reversal of 1153222242 is 2422223511.

It is an interprime number because it is at equal distance from previous prime (1153222237) and next prime (1153222247).

It is a super-3 number, since 3×1153222242³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1153222247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 950898 + ... + 952109.

It is an arithmetic number, because the mean of its divisors is an integer number (145580112).

Almost surely, 2^1153222242 is an apocalyptic number.

1153222242 is an abundant number, since it is smaller than the sum of its proper divisors (1176059550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1153222242 is a wasteful number, since it uses less digits than its factorization.

1153222242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903113.

The product of its digits is 1920, while the sum is 24.

The square root of 1153222242 is about 33959.1260488252. The cubic root of 1153222242 is about 1048.6671650956.

Adding to 1153222242 its reverse (2422223511), we get a palindrome (3575445753).

The spelling of 1153222242 in words is "one billion, one hundred fifty-three million, two hundred twenty-two thousand, two hundred forty-two".