253631362141 has 4 divisors (see below), whose sum is σ = 253959475932. Its totient is φ = 253303248352.

The previous prime is 253631362099. The next prime is 253631362157. The reversal of 253631362141 is 141263136352.

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

It can be written as a sum of positive squares in 2 ways, for example, as 142706395225 + 110924966916 = 377765^2 + 333054^2 .

It is a cyclic number.

It is not a de Polignac number, because 253631362141 - 2¹⁹ = 253630837853 is a prime.

It is a super-2 number, since 2×253631362141² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 253631362141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253631062141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164055736 + ... + 164057281.

It is an arithmetic number, because the mean of its divisors is an integer number (63489868983).

Almost surely, 2^253631362141 is an apocalyptic number.

It is an amenable number.

253631362141 is a deficient number, since it is larger than the sum of its proper divisors (328113791).

253631362141 is an equidigital number, since it uses as much as digits as its factorization.

253631362141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328113790.

The product of its digits is 77760, while the sum is 37.

Adding to 253631362141 its reverse (141263136352), we get a palindrome (394894498493).

It can be divided in two parts, 253631362 and 141, that added together give a triangular number (253631503 = T₂₂₅₂₂).

The spelling of 253631362141 in words is "two hundred fifty-three billion, six hundred thirty-one million, three hundred sixty-two thousand, one hundred forty-one".