999937955 has 8 divisors (see below), whose sum is σ = 1200642000. Its totient is φ = 799472736.

The previous prime is 999937933. The next prime is 999937963. The reversal of 999937955 is 559739999.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-999937955 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 999937891 and 999937900.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50360 + ... + 67349.

It is an arithmetic number, because the mean of its divisors is an integer number (150080250).

Almost surely, 2^999937955 is an apocalyptic number.

999937955 is a deficient number, since it is larger than the sum of its proper divisors (200704045).

999937955 is a wasteful number, since it uses less digits than its factorization.

999937955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119413.

The product of its digits is 31000725, while the sum is 65.

The square root of 999937955 is about 31621.7955688794. The cubic root of 999937955 is about 999.9793179056.

The spelling of 999937955 in words is "nine hundred ninety-nine million, nine hundred thirty-seven thousand, nine hundred fifty-five".