1003261151 has 2 divisors, whose sum is σ = 1003261152. Its totient is φ = 1003261150.

The previous prime is 1003261117. The next prime is 1003261229. The reversal of 1003261151 is 1511623001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1003261151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1003261451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501630575 + 501630576.

It is an arithmetic number, because the mean of its divisors is an integer number (501630576).

Almost surely, 2^1003261151 is an apocalyptic number.

1003261151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003261151 is an equidigital number, since it uses as much as digits as its factorization.

1003261151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1003261151 is about 31674.2979559137. The cubic root of 1003261151 is about 1001.0858707912.

Adding to 1003261151 its reverse (1511623001), we get a palindrome (2514884152).

The spelling of 1003261151 in words is "one billion, three million, two hundred sixty-one thousand, one hundred fifty-one".