995023937 has 8 divisors (see below), whose sum is σ = 1006036200. Its totient is φ = 984069760.

The previous prime is 995023933. The next prime is 995023973. The reversal of 995023937 is 739320599.

It is a Cunningham number, because it is equal to 31544²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 116553616 + 878470321 = 10796^2 + 29639^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 995023937 - 2² = 995023933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 995023891 and 995023900.

It is not an unprimeable number, because it can be changed into a prime (995023933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20387 + ... + 49047.

It is an arithmetic number, because the mean of its divisors is an integer number (125754525).

Almost surely, 2^995023937 is an apocalyptic number.

It is an amenable number.

995023937 is a deficient number, since it is larger than the sum of its proper divisors (11012263).

995023937 is a wasteful number, since it uses less digits than its factorization.

995023937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29043.

The product of its (nonzero) digits is 459270, while the sum is 47.

The square root of 995023937 is about 31544.0000158509. Note that the first 4 decimals coincide. The cubic root of 995023937 is about 998.3385534575.

The spelling of 995023937 in words is "nine hundred ninety-five million, twenty-three thousand, nine hundred thirty-seven".