940353762109 has 4 divisors (see below), whose sum is σ = 940355735104. Its totient is φ = 940351789116.

The previous prime is 940353761999. The next prime is 940353762121. The reversal of 940353762109 is 901267353049.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 940353762109 - 2⁹ = 940353761597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940353760109) 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, 221494 + ... + 1389160.

It is an arithmetic number, because the mean of its divisors is an integer number (235088933776).

Almost surely, 2^940353762109 is an apocalyptic number.

It is an amenable number.

940353762109 is a deficient number, since it is larger than the sum of its proper divisors (1972995).

940353762109 is a wasteful number, since it uses less digits than its factorization.

940353762109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1972994.

The product of its (nonzero) digits is 1224720, while the sum is 49.

The spelling of 940353762109 in words is "nine hundred forty billion, three hundred fifty-three million, seven hundred sixty-two thousand, one hundred nine".