1001001151 has 2 divisors, whose sum is σ = 1001001152. Its totient is φ = 1001001150.

The previous prime is 1001001137. The next prime is 1001001217. The reversal of 1001001151 is 1511001001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1001001151 - 2⁵ = 1001001119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001001751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500500575 + 500500576.

It is an arithmetic number, because the mean of its divisors is an integer number (500500576).

Almost surely, 2^1001001151 is an apocalyptic number.

1001001151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001001151 is an equidigital number, since it uses as much as digits as its factorization.

1001001151 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 10.

The square root of 1001001151 is about 31638.6022289228. The cubic root of 1001001151 is about 1000.3336056949. Note that the first 3 decimals are identical.

Adding to 1001001151 its reverse (1511001001), we get a palindrome (2512002152).

It can be divided in two parts, 1001001 and 151, that multiplied together give a palindrome (151151151).

The spelling of 1001001151 in words is "one billion, one million, one thousand, one hundred fifty-one".