1122247253 has 8 divisors (see below), whose sum is σ = 1139658240. Its totient is φ = 1104855840.

The previous prime is 1122247237. The next prime is 1122247327. The reversal of 1122247253 is 3527422211.

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

It is a cyclic number.

It is not a de Polignac number, because 1122247253 - 2⁴ = 1122247237 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 (1122247453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146273 + ... + 153753.

It is an arithmetic number, because the mean of its divisors is an integer number (142457280).

Almost surely, 2^1122247253 is an apocalyptic number.

It is an amenable number.

1122247253 is a deficient number, since it is larger than the sum of its proper divisors (17410987).

1122247253 is an equidigital number, since it uses as much as digits as its factorization.

1122247253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9787.

The product of its digits is 6720, while the sum is 29.

The square root of 1122247253 is about 33499.9589999749. The cubic root of 1122247253 is about 1039.1929306211.

Adding to 1122247253 its reverse (3527422211), we get a palindrome (4649669464).

The spelling of 1122247253 in words is "one billion, one hundred twenty-two million, two hundred forty-seven thousand, two hundred fifty-three".