1222073053 has 6 divisors (see below), whose sum is σ = 1277517374. Its totient is φ = 1168938936.

The previous prime is 1222073051. The next prime is 1222073057. The reversal of 1222073053 is 3503702221.

It can be written as a sum of positive squares in only one way, i.e., 1126072249 + 96000804 = 33557^2 + 9798^2 .

It is not a de Polignac number, because 1222073053 - 2¹ = 1222073051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222073051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1154550 + ... + 1155607.

Almost surely, 2^1222073053 is an apocalyptic number.

It is an amenable number.

1222073053 is a deficient number, since it is larger than the sum of its proper divisors (55444321).

1222073053 is an equidigital number, since it uses as much as digits as its factorization.

1222073053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2310203 (or 2310180 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 1222073053 is about 34958.1614648139. The cubic root of 1222073053 is about 1069.1346113743.

Adding to 1222073053 its reverse (3503702221), we get a palindrome (4725775274).

The spelling of 1222073053 in words is "one billion, two hundred twenty-two million, seventy-three thousand, fifty-three".