1151001101 has 2 divisors, whose sum is σ = 1151001102. Its totient is φ = 1151001100.

The previous prime is 1151001091. The next prime is 1151001109. The reversal of 1151001101 is 1011001511.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1147447876 + 3553225 = 33874^2 + 1885^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1151001101 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1151001109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575500550 + 575500551.

It is an arithmetic number, because the mean of its divisors is an integer number (575500551).

Almost surely, 2^1151001101 is an apocalyptic number.

It is an amenable number.

1151001101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151001101 is an equidigital number, since it uses as much as digits as its factorization.

1151001101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5, while the sum is 11.

The square root of 1151001101 is about 33926.4071336769. The cubic root of 1151001101 is about 1047.9934774787.

Adding to 1151001101 its reverse (1011001511), we get a palindrome (2162002612).

The spelling of 1151001101 in words is "one billion, one hundred fifty-one million, one thousand, one hundred one".