1122770247 has 8 divisors (see below), whose sum is σ = 1512460656. Its totient is φ = 740796672.

The previous prime is 1122770239. The next prime is 1122770251. The reversal of 1122770247 is 7420772211.

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

It is not a de Polignac number, because 1122770247 - 2³ = 1122770239 is a prime.

It is a super-2 number, since 2×1122770247² = 2521226055096882018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122770227) 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, 1928868 + ... + 1929449.

It is an arithmetic number, because the mean of its divisors is an integer number (189057582).

Almost surely, 2^1122770247 is an apocalyptic number.

1122770247 is a deficient number, since it is larger than the sum of its proper divisors (389690409).

1122770247 is an equidigital number, since it uses as much as digits as its factorization.

1122770247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3858417.

The product of its (nonzero) digits is 10976, while the sum is 33.

The square root of 1122770247 is about 33507.7639809045. The cubic root of 1122770247 is about 1039.3543351189.

The spelling of 1122770247 in words is "one billion, one hundred twenty-two million, seven hundred seventy thousand, two hundred forty-seven".