130136246 has 4 divisors (see below), whose sum is σ = 195204372. Its totient is φ = 65068122.

The previous prime is 130136219. The next prime is 130136261. The reversal of 130136246 is 642631031.

130136246 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32534060 + ... + 32534063.

It is an arithmetic number, because the mean of its divisors is an integer number (48801093).

Almost surely, 2^130136246 is an apocalyptic number.

130136246 is a deficient number, since it is larger than the sum of its proper divisors (65068126).

130136246 is an equidigital number, since it uses as much as digits as its factorization.

130136246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65068125.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 130136246 is about 11407.7274686942. The cubic root of 130136246 is about 506.7566130902.

Adding to 130136246 its reverse (642631031), we get a palindrome (772767277).

The spelling of 130136246 in words is "one hundred thirty million, one hundred thirty-six thousand, two hundred forty-six".