130155101 has 2 divisors, whose sum is σ = 130155102. Its totient is φ = 130155100.

The previous prime is 130155031. The next prime is 130155163. The reversal of 130155101 is 101551031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106399225 + 23755876 = 10315^2 + 4874^2 .

It is a cyclic number.

It is not a de Polignac number, because 130155101 - 2¹⁴ = 130138717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 130155101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130155191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65077550 + 65077551.

It is an arithmetic number, because the mean of its divisors is an integer number (65077551).

Almost surely, 2^130155101 is an apocalyptic number.

It is an amenable number.

130155101 is a deficient number, since it is larger than the sum of its proper divisors (1).

130155101 is an equidigital number, since it uses as much as digits as its factorization.

130155101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75, while the sum is 17.

The square root of 130155101 is about 11408.5538522637. The cubic root of 130155101 is about 506.7810859915.

The spelling of 130155101 in words is "one hundred thirty million, one hundred fifty-five thousand, one hundred one".