940371309673 has 4 divisors (see below), whose sum is σ = 940374318420. Its totient is φ = 940368300928.

The previous prime is 940371309667. The next prime is 940371309679. The reversal of 940371309673 is 376903173049.

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

It is an interprime number because it is at equal distance from previous prime (940371309667) and next prime (940371309679).

It can be written as a sum of positive squares in 2 ways, for example, as 253947460624 + 686423849049 = 503932^2 + 828507^2 .

It is a cyclic number.

It is not a de Polignac number, because 940371309673 - 2³³ = 931781375081 is a prime.

It is a super-2 number, since 2×940371309673² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 940371309673.

It is not an unprimeable number, because it can be changed into a prime (940371309679) 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, 972988 + ... + 1681501.

It is an arithmetic number, because the mean of its divisors is an integer number (235093579605).

Almost surely, 2^940371309673 is an apocalyptic number.

It is an amenable number.

940371309673 is a deficient number, since it is larger than the sum of its proper divisors (3008747).

940371309673 is a wasteful number, since it uses less digits than its factorization.

940371309673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3008746.

The product of its (nonzero) digits is 2571912, while the sum is 52.

The spelling of 940371309673 in words is "nine hundred forty billion, three hundred seventy-one million, three hundred nine thousand, six hundred seventy-three".