130135801 has 2 divisors, whose sum is σ = 130135802. Its totient is φ = 130135800.

The previous prime is 130135787. The next prime is 130135813. The reversal of 130135801 is 108531031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71842576 + 58293225 = 8476^2 + 7635^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130135801 is a prime.

It is not a weakly prime, because it can be changed into another prime (130135001) 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, 65067900 + 65067901.

It is an arithmetic number, because the mean of its divisors is an integer number (65067901).

Almost surely, 2^130135801 is an apocalyptic number.

It is an amenable number.

130135801 is a deficient number, since it is larger than the sum of its proper divisors (1).

130135801 is an equidigital number, since it uses as much as digits as its factorization.

130135801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 130135801 is about 11407.7079643546. The cubic root of 130135801 is about 506.7560354726.

Adding to 130135801 its reverse (108531031), we get a palindrome (238666832).

The spelling of 130135801 in words is "one hundred thirty million, one hundred thirty-five thousand, eight hundred one".