1138824499 has 2 divisors, whose sum is σ = 1138824500. Its totient is φ = 1138824498.

The previous prime is 1138824473. The next prime is 1138824503. The reversal of 1138824499 is 9944288311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1138824499 - 2¹⁹ = 1138300211 is a prime.

It is not a weakly prime, because it can be changed into another prime (1138024499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569412249 + 569412250.

It is an arithmetic number, because the mean of its divisors is an integer number (569412250).

Almost surely, 2^1138824499 is an apocalyptic number.

1138824499 is a deficient number, since it is larger than the sum of its proper divisors (1).

1138824499 is an equidigital number, since it uses as much as digits as its factorization.

1138824499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 49.

The square root of 1138824499 is about 33746.4738750584. The cubic root of 1138824499 is about 1044.2847448644.

The spelling of 1138824499 in words is "one billion, one hundred thirty-eight million, eight hundred twenty-four thousand, four hundred ninety-nine".