11000009977 has 16 divisors (see below), whose sum is σ = 12093419520. Its totient is φ = 9922467600.

The previous prime is 11000009971. The next prime is 11000010011. The reversal of 11000009977 is 77990000011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11000009977 - 2³¹ = 8852526329 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11000009971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 755674 + ... + 770092.

It is an arithmetic number, because the mean of its divisors is an integer number (755838720).

Almost surely, 2^11000009977 is an apocalyptic number.

It is an amenable number.

11000009977 is a deficient number, since it is larger than the sum of its proper divisors (1093409543).

11000009977 is a wasteful number, since it uses less digits than its factorization.

11000009977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14964.

The product of its (nonzero) digits is 3969, while the sum is 34.

Adding to 11000009977 its reverse (77990000011), we get a palindrome (88990009988).

The spelling of 11000009977 in words is "eleven billion, nine thousand, nine hundred seventy-seven".