1099996423 has 2 divisors, whose sum is σ = 1099996424. Its totient is φ = 1099996422.

The previous prime is 1099996411. The next prime is 1099996433. The reversal of 1099996423 is 3246999901.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1099996423 is a prime.

It is a super-2 number, since 2×1099996423² = 2419984261225589858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1099996433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549998211 + 549998212.

It is an arithmetic number, because the mean of its divisors is an integer number (549998212).

Almost surely, 2^1099996423 is an apocalyptic number.

1099996423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1099996423 is an equidigital number, since it uses as much as digits as its factorization.

1099996423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 944784, while the sum is 52.

The square root of 1099996423 is about 33166.1939782062. The cubic root of 1099996423 is about 1032.2789965261.

The spelling of 1099996423 in words is "one billion, ninety-nine million, nine hundred ninety-six thousand, four hundred twenty-three".