361026131 has 4 divisors (see below), whose sum is σ = 370783632. Its totient is φ = 351268632.

The previous prime is 361026077. The next prime is 361026173. The reversal of 361026131 is 131620163.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-361026131 is a prime.

It is a super-2 number, since 2×361026131² = 260679734529658322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 361026097 and 361026106.

It is not an unprimeable number, because it can be changed into a prime (361026181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4878695 + ... + 4878768.

It is an arithmetic number, because the mean of its divisors is an integer number (92695908).

Almost surely, 2^361026131 is an apocalyptic number.

361026131 is a deficient number, since it is larger than the sum of its proper divisors (9757501).

361026131 is an equidigital number, since it uses as much as digits as its factorization.

361026131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9757500.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 361026131 is about 19000.6876454512. The cubic root of 361026131 is about 712.0539157453.

Adding to 361026131 its reverse (131620163), we get a palindrome (492646294).

The spelling of 361026131 in words is "three hundred sixty-one million, twenty-six thousand, one hundred thirty-one".