1011012917 has 2 divisors, whose sum is σ = 1011012918. Its totient is φ = 1011012916.

The previous prime is 1011012913. The next prime is 1011012923. The reversal of 1011012917 is 7192101101.

It is a happy number.

1011012917 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 916515076 + 94497841 = 30274^2 + 9721^2 .

It is an emirp because it is prime and its reverse (7192101101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1011012917 - 2² = 1011012913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1011012892 and 1011012901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011012913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505506458 + 505506459.

It is an arithmetic number, because the mean of its divisors is an integer number (505506459).

Almost surely, 2^1011012917 is an apocalyptic number.

It is an amenable number.

1011012917 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011012917 is an equidigital number, since it uses as much as digits as its factorization.

1011012917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 23.

The square root of 1011012917 is about 31796.4293121099. The cubic root of 1011012917 is about 1003.6575781452.

The spelling of 1011012917 in words is "one billion, eleven million, twelve thousand, nine hundred seventeen".