1011368497 has 2 divisors, whose sum is σ = 1011368498. Its totient is φ = 1011368496.

The previous prime is 1011368483. The next prime is 1011368597. The reversal of 1011368497 is 7948631101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 627051681 + 384316816 = 25041^2 + 19604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011368497 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011368447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505684248 + 505684249.

It is an arithmetic number, because the mean of its divisors is an integer number (505684249).

Almost surely, 2^1011368497 is an apocalyptic number.

It is an amenable number.

1011368497 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011368497 is an equidigital number, since it uses as much as digits as its factorization.

1011368497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 1011368497 is about 31802.0203289036. The cubic root of 1011368497 is about 1003.7752287129.

Adding to 1011368497 its reverse (7948631101), we get a palindrome (8959999598).

The spelling of 1011368497 in words is "one billion, eleven million, three hundred sixty-eight thousand, four hundred ninety-seven".