130505633 has 2 divisors, whose sum is σ = 130505634. Its totient is φ = 130505632.

The previous prime is 130505603. The next prime is 130505647. The reversal of 130505633 is 336505031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122257249 + 8248384 = 11057^2 + 2872^2 .

It is a cyclic number.

It is not a de Polignac number, because 130505633 - 2⁸ = 130505377 is a prime.

It is not a weakly prime, because it can be changed into another prime (130505603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65252816 + 65252817.

It is an arithmetic number, because the mean of its divisors is an integer number (65252817).

Almost surely, 2^130505633 is an apocalyptic number.

It is an amenable number.

130505633 is a deficient number, since it is larger than the sum of its proper divisors (1).

130505633 is an equidigital number, since it uses as much as digits as its factorization.

130505633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4050, while the sum is 26.

The square root of 130505633 is about 11423.9062058475. The cubic root of 130505633 is about 507.2356302217.

The spelling of 130505633 in words is "one hundred thirty million, five hundred five thousand, six hundred thirty-three".