1124370749 has 2 divisors, whose sum is σ = 1124370750. Its totient is φ = 1124370748.

The previous prime is 1124370721. The next prime is 1124370781. The reversal of 1124370749 is 9470734211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 692479225 + 431891524 = 26315^2 + 20782^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1124370749 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1124370649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562185374 + 562185375.

It is an arithmetic number, because the mean of its divisors is an integer number (562185375).

Almost surely, 2^1124370749 is an apocalyptic number.

It is an amenable number.

1124370749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1124370749 is an equidigital number, since it uses as much as digits as its factorization.

1124370749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 1124370749 is about 33531.6380303736. The cubic root of 1124370749 is about 1039.8479650166.

The spelling of 1124370749 in words is "one billion, one hundred twenty-four million, three hundred seventy thousand, seven hundred forty-nine".