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130135607 = 729996199
BaseRepresentation
bin1111100000110…
…11011000110111
3100001212120111022
413300123120313
5231303314412
620525131355
73140064050
oct760333067
9301776438
10130135607
1167504898
12376b9b5b
1320c65424
14133d7727
15b658a72
hex7c1b637

130135607 has 8 divisors (see below), whose sum is σ = 148800000. Its totient is φ = 111489624.

The previous prime is 130135601. The next prime is 130135619. The reversal of 130135607 is 706531031.

It is a happy number.

130135607 is nontrivially palindromic in base 8.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130135607 - 26 = 130135543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130135601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17894 + ... + 24092.

It is an arithmetic number, because the mean of its divisors is an integer number (18600000).

Almost surely, 2130135607 is an apocalyptic number.

130135607 is a deficient number, since it is larger than the sum of its proper divisors (18664393).

130135607 is an equidigital number, since it uses as much as digits as its factorization.

130135607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9205.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 130135607 is about 11407.6994613287. The cubic root of 130135607 is about 506.7557836569.

Adding to 130135607 its reverse (706531031), we get a palindrome (836666638).

The spelling of 130135607 in words is "one hundred thirty million, one hundred thirty-five thousand, six hundred seven".

Divisors: 1 7 2999 6199 20993 43393 18590801 130135607