1124998913 has 2 divisors, whose sum is σ = 1124998914. Its totient is φ = 1124998912.

The previous prime is 1124998907. The next prime is 1124998921. The reversal of 1124998913 is 3198994211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1090518529 + 34480384 = 33023^2 + 5872^2 .

It is a cyclic number.

It is not a de Polignac number, because 1124998913 - 2¹⁰ = 1124997889 is a prime.

It is not a weakly prime, because it can be changed into another prime (1124998013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562499456 + 562499457.

It is an arithmetic number, because the mean of its divisors is an integer number (562499457).

Almost surely, 2^1124998913 is an apocalyptic number.

It is an amenable number.

1124998913 is a deficient number, since it is larger than the sum of its proper divisors (1).

1124998913 is an equidigital number, since it uses as much as digits as its factorization.

1124998913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 47.

The square root of 1124998913 is about 33541.0034584537. The cubic root of 1124998913 is about 1040.0415765553.

The spelling of 1124998913 in words is "one billion, one hundred twenty-four million, nine hundred ninety-eight thousand, nine hundred thirteen".