1351300232461 has 2 divisors, whose sum is σ = 1351300232462. Its totient is φ = 1351300232460.

The previous prime is 1351300232459. The next prime is 1351300232479. The reversal of 1351300232461 is 1642320031531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 858784010436 + 492516222025 = 926706^2 + 701795^2 .

It is a cyclic number.

It is not a de Polignac number, because 1351300232461 - 2¹ = 1351300232459 is a prime.

Together with 1351300232459, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1351300238461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675650116230 + 675650116231.

It is an arithmetic number, because the mean of its divisors is an integer number (675650116231).

Almost surely, 2^{1351300232461} is an apocalyptic number.

It is an amenable number.

1351300232461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351300232461 is an equidigital number, since it uses as much as digits as its factorization.

1351300232461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 1351300232461 its reverse (1642320031531), we get a palindrome (2993620263992).

The spelling of 1351300232461 in words is "one trillion, three hundred fifty-one billion, three hundred million, two hundred thirty-two thousand, four hundred sixty-one".