130920733 has 2 divisors, whose sum is σ = 130920734. Its totient is φ = 130920732.

The previous prime is 130920679. The next prime is 130920743. The reversal of 130920733 is 337029031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130919364 + 1369 = 11442^2 + 37^2 .

It is a cyclic number.

It is not a de Polignac number, because 130920733 - 2²⁵ = 97366301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130920743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65460366 + 65460367.

It is an arithmetic number, because the mean of its divisors is an integer number (65460367).

Almost surely, 2^130920733 is an apocalyptic number.

It is an amenable number.

130920733 is a deficient number, since it is larger than the sum of its proper divisors (1).

130920733 is an equidigital number, since it uses as much as digits as its factorization.

130920733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 28.

The square root of 130920733 is about 11442.0598233010. The cubic root of 130920733 is about 507.7728501170.

Adding to 130920733 its reverse (337029031), we get a palindrome (467949764).

The spelling of 130920733 in words is "one hundred thirty million, nine hundred twenty thousand, seven hundred thirty-three".