130641336 has 160 divisors (see below), whose sum is σ = 424448640. Its totient is φ = 36770112.

The previous prime is 130641331. The next prime is 130641337. The reversal of 130641336 is 633146031.

130641336 is a `hidden beast` number, since 13 + 0 + 641 + 3 + 3 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130641331) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 376315 + ... + 376661.

It is an arithmetic number, because the mean of its divisors is an integer number (2652804).

Almost surely, 2^130641336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130641336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212224320).

130641336 is an abundant number, since it is smaller than the sum of its proper divisors (293807304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130641336 is a wasteful number, since it uses less digits than its factorization.

130641336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455 (or 442 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 130641336 is about 11429.8440934249. The cubic root of 130641336 is about 507.4113813896.

Adding to 130641336 its reverse (633146031), we get a palindrome (763787367).

It can be divided in two parts, 1306413 and 36, that added together give a square (1306449 = 1143²).

The spelling of 130641336 in words is "one hundred thirty million, six hundred forty-one thousand, three hundred thirty-six".