1124735881 has 2 divisors, whose sum is σ = 1124735882. Its totient is φ = 1124735880.

The previous prime is 1124735867. The next prime is 1124735917. The reversal of 1124735881 is 1885374211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 978688656 + 146047225 = 31284^2 + 12085^2 .

It is a cyclic number.

It is not a de Polignac number, because 1124735881 - 2¹³ = 1124727689 is a prime.

It is a super-2 number, since 2×1124735881² = 2530061604017692322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1124735081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562367940 + 562367941.

It is an arithmetic number, because the mean of its divisors is an integer number (562367941).

Almost surely, 2^1124735881 is an apocalyptic number.

It is an amenable number.

1124735881 is a deficient number, since it is larger than the sum of its proper divisors (1).

1124735881 is an equidigital number, since it uses as much as digits as its factorization.

1124735881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53760, while the sum is 40.

The square root of 1124735881 is about 33537.0821777924. The cubic root of 1124735881 is about 1039.9605140950.

The spelling of 1124735881 in words is "one billion, one hundred twenty-four million, seven hundred thirty-five thousand, eight hundred eighty-one".