996134731 has 4 divisors (see below), whose sum is σ = 996208200. Its totient is φ = 996061264.

The previous prime is 996134681. The next prime is 996134747. The reversal of 996134731 is 137431699.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 996134731 - 2¹⁹ = 995610443 is a prime.

It is a super-2 number, since 2×996134731² = 1984568804608884722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (996135731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9826 + ... + 45703.

It is an arithmetic number, because the mean of its divisors is an integer number (249052050).

Almost surely, 2^996134731 is an apocalyptic number.

996134731 is a deficient number, since it is larger than the sum of its proper divisors (73469).

996134731 is a wasteful number, since it uses less digits than its factorization.

996134731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73468.

The product of its digits is 122472, while the sum is 43.

The square root of 996134731 is about 31561.6021614873. The cubic root of 996134731 is about 998.7099133923.

The spelling of 996134731 in words is "nine hundred ninety-six million, one hundred thirty-four thousand, seven hundred thirty-one".