1122135450 has 24 divisors (see below), whose sum is σ = 2782896288. Its totient is φ = 299236080.

The previous prime is 1122135433. The next prime is 1122135467. The reversal of 1122135450 is 545312211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1122135433) and next prime (1122135467).

It is a self number, because there is not a number n which added to its sum of digits gives 1122135450.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3740302 + ... + 3740601.

It is an arithmetic number, because the mean of its divisors is an integer number (115954012).

Almost surely, 2^1122135450 is an apocalyptic number.

1122135450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1122135450 is an abundant number, since it is smaller than the sum of its proper divisors (1660760838).

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

1122135450 is a wasteful number, since it uses less digits than its factorization.

1122135450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7480918 (or 7480913 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1122135450 is about 33498.2902548772. The cubic root of 1122135450 is about 1039.1584198822.

Adding to 1122135450 its reverse (545312211), we get a palindrome (1667447661).

The spelling of 1122135450 in words is "one billion, one hundred twenty-two million, one hundred thirty-five thousand, four hundred fifty".