940000939387 has 4 divisors (see below), whose sum is σ = 941423029216. Its totient is φ = 938578849560.

The previous prime is 940000939337. The next prime is 940000939391. The reversal of 940000939387 is 783939000049.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-940000939387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (940000939307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 711043923 + ... + 711045244.

It is an arithmetic number, because the mean of its divisors is an integer number (235355757304).

Almost surely, 2^940000939387 is an apocalyptic number.

940000939387 is a deficient number, since it is larger than the sum of its proper divisors (1422089829).

940000939387 is a wasteful number, since it uses less digits than its factorization.

940000939387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422089828.

The product of its (nonzero) digits is 1469664, while the sum is 52.

The spelling of 940000939387 in words is "nine hundred forty billion, nine hundred thirty-nine thousand, three hundred eighty-seven".