1124492321 has 2 divisors, whose sum is σ = 1124492322. Its totient is φ = 1124492320.

The previous prime is 1124492311. The next prime is 1124492359. The reversal of 1124492321 is 1232944211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 963481600 + 161010721 = 31040^2 + 12689^2 .

It is an emirp because it is prime and its reverse (1232944211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1124492321 is a prime.

It is not a weakly prime, because it can be changed into another prime (1124492311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562246160 + 562246161.

It is an arithmetic number, because the mean of its divisors is an integer number (562246161).

Almost surely, 2^1124492321 is an apocalyptic number.

It is an amenable number.

1124492321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1124492321 is an equidigital number, since it uses as much as digits as its factorization.

1124492321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 29.

The square root of 1124492321 is about 33533.4507767990. The cubic root of 1124492321 is about 1039.8854413386.

The spelling of 1124492321 in words is "one billion, one hundred twenty-four million, four hundred ninety-two thousand, three hundred twenty-one".