1220134043 has 2 divisors, whose sum is σ = 1220134044. Its totient is φ = 1220134042.

The previous prime is 1220134037. The next prime is 1220134049. The reversal of 1220134043 is 3404310221.

It is a balanced prime because it is at equal distance from previous prime (1220134037) and next prime (1220134049).

It is a cyclic number.

It is not a de Polignac number, because 1220134043 - 2⁸ = 1220133787 is a prime.

It is not a weakly prime, because it can be changed into another prime (1220134049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610067021 + 610067022.

It is an arithmetic number, because the mean of its divisors is an integer number (610067022).

Almost surely, 2^1220134043 is an apocalyptic number.

1220134043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220134043 is an equidigital number, since it uses as much as digits as its factorization.

1220134043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1220134043 is about 34930.4171604062. The cubic root of 1220134043 is about 1068.5688623033.

Adding to 1220134043 its reverse (3404310221), we get a palindrome (4624444264).

The spelling of 1220134043 in words is "one billion, two hundred twenty million, one hundred thirty-four thousand, forty-three".