8940137699 has 4 divisors (see below), whose sum is σ = 9158189880. Its totient is φ = 8722085520.

The previous prime is 8940137693. The next prime is 8940137707. The reversal of 8940137699 is 9967310498.

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

It is a cyclic number.

It is not a de Polignac number, because 8940137699 - 2⁴ = 8940137683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8940137693) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 109026029 + ... + 109026110.

It is an arithmetic number, because the mean of its divisors is an integer number (2289547470).

Almost surely, 2^8940137699 is an apocalyptic number.

8940137699 is a deficient number, since it is larger than the sum of its proper divisors (218052181).

8940137699 is a wasteful number, since it uses less digits than its factorization.

8940137699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218052180.

The product of its (nonzero) digits is 2939328, while the sum is 56.

The square root of 8940137699 is about 94552.3013945192. The cubic root of 8940137699 is about 2075.4617600304.

The spelling of 8940137699 in words is "eight billion, nine hundred forty million, one hundred thirty-seven thousand, six hundred ninety-nine".