1222541134 has 4 divisors (see below), whose sum is σ = 1833811704. Its totient is φ = 611270566.

The previous prime is 1222541129. The next prime is 1222541137. The reversal of 1222541134 is 4311452221.

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

It is a junction number, because it is equal to n+sod(n) for n = 1222541099 and 1222541108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222541137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305635282 + ... + 305635285.

It is an arithmetic number, because the mean of its divisors is an integer number (458452926).

Almost surely, 2^1222541134 is an apocalyptic number.

1222541134 is a deficient number, since it is larger than the sum of its proper divisors (611270570).

1222541134 is an equidigital number, since it uses as much as digits as its factorization.

1222541134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611270569.

The product of its digits is 1920, while the sum is 25.

The square root of 1222541134 is about 34964.8556982579. The cubic root of 1222541134 is about 1069.2710946821.

Adding to 1222541134 its reverse (4311452221), we get a palindrome (5533993355).

The spelling of 1222541134 in words is "one billion, two hundred twenty-two million, five hundred forty-one thousand, one hundred thirty-four".