1122042751 has 2 divisors, whose sum is σ = 1122042752. Its totient is φ = 1122042750.

The previous prime is 1122042689. The next prime is 1122042781. The reversal of 1122042751 is 1572402211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1122042751 - 2⁹ = 1122042239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122042781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561021375 + 561021376.

It is an arithmetic number, because the mean of its divisors is an integer number (561021376).

Almost surely, 2^1122042751 is an apocalyptic number.

1122042751 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122042751 is an equidigital number, since it uses as much as digits as its factorization.

1122042751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 1122042751 is about 33496.9065885195. The cubic root of 1122042751 is about 1039.1298043234.

Adding to 1122042751 its reverse (1572402211), we get a palindrome (2694444962).

The spelling of 1122042751 in words is "one billion, one hundred twenty-two million, forty-two thousand, seven hundred fifty-one".