1222126534 has 8 divisors (see below), whose sum is σ = 1833626448. Its totient is φ = 610917720.

The previous prime is 1222126519. The next prime is 1222126537. The reversal of 1222126534 is 4356212221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222126537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61957 + ... + 79264.

It is an arithmetic number, because the mean of its divisors is an integer number (229203306).

Almost surely, 2^1222126534 is an apocalyptic number.

1222126534 is a deficient number, since it is larger than the sum of its proper divisors (611499914).

1222126534 is a wasteful number, since it uses less digits than its factorization.

1222126534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145550.

The product of its digits is 5760, while the sum is 28.

The square root of 1222126534 is about 34958.9263851166. The cubic root of 1222126534 is about 1069.1502071561.

Adding to 1222126534 its reverse (4356212221), we get a palindrome (5578338755).

The spelling of 1222126534 in words is "one billion, two hundred twenty-two million, one hundred twenty-six thousand, five hundred thirty-four".