999734383 has 2 divisors, whose sum is σ = 999734384. Its totient is φ = 999734382.

The previous prime is 999734363. The next prime is 999734387. The reversal of 999734383 is 383437999.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-999734383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999734387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499867191 + 499867192.

It is an arithmetic number, because the mean of its divisors is an integer number (499867192).

Almost surely, 2^999734383 is an apocalyptic number.

999734383 is a deficient number, since it is larger than the sum of its proper divisors (1).

999734383 is an equidigital number, since it uses as much as digits as its factorization.

999734383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4408992, while the sum is 55.

The square root of 999734383 is about 31618.5765492376. The cubic root of 999734383 is about 999.9114531597.

The spelling of 999734383 in words is "nine hundred ninety-nine million, seven hundred thirty-four thousand, three hundred eighty-three".