1122000254 has 4 divisors (see below), whose sum is σ = 1683000384. Its totient is φ = 561000126.

The previous prime is 1122000251. The next prime is 1122000281. The reversal of 1122000254 is 4520002211.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122000251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280500062 + ... + 280500065.

It is an arithmetic number, because the mean of its divisors is an integer number (420750096).

Almost surely, 2^1122000254 is an apocalyptic number.

1122000254 is a deficient number, since it is larger than the sum of its proper divisors (561000130).

1122000254 is an equidigital number, since it uses as much as digits as its factorization.

1122000254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561000129.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1122000254 is about 33496.2722403553. The cubic root of 1122000254 is about 1039.1166852580.

Adding to 1122000254 its reverse (4520002211), we get a palindrome (5642002465).

The spelling of 1122000254 in words is "one billion, one hundred twenty-two million, two hundred fifty-four", and thus it is an aban number.