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130239911 is a prime number
BaseRepresentation
bin1111100001101…
…00110110100111
3100002001212120102
413300310312213
5231320134121
620531254315
73141010124
oct760646647
9302055512
10130239911
116757619a
123774a39b
1320ca0a49
141342374b
15b67990b
hex7c34da7

130239911 has 2 divisors, whose sum is σ = 130239912. Its totient is φ = 130239910.

The previous prime is 130239887. The next prime is 130239917. The reversal of 130239911 is 119932031.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-130239911 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130239917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65119955 + 65119956.

It is an arithmetic number, because the mean of its divisors is an integer number (65119956).

Almost surely, 2130239911 is an apocalyptic number.

130239911 is a deficient number, since it is larger than the sum of its proper divisors (1).

130239911 is an equidigital number, since it uses as much as digits as its factorization.

130239911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 130239911 is about 11412.2701948385. The cubic root of 130239911 is about 506.8911361587.

The spelling of 130239911 in words is "one hundred thirty million, two hundred thirty-nine thousand, nine hundred eleven".