1351051457461 has 2 divisors, whose sum is σ = 1351051457462. Its totient is φ = 1351051457460.

The previous prime is 1351051457453. The next prime is 1351051457471. The reversal of 1351051457461 is 1647541501531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1281663995236 + 69387462225 = 1132106^2 + 263415^2 .

It is a cyclic number.

It is not a de Polignac number, because 1351051457461 - 2³ = 1351051457453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1351051457401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675525728730 + 675525728731.

It is an arithmetic number, because the mean of its divisors is an integer number (675525728731).

Almost surely, 2^{1351051457461} is an apocalyptic number.

It is an amenable number.

1351051457461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351051457461 is an equidigital number, since it uses as much as digits as its factorization.

1351051457461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252000, while the sum is 43.

Adding to 1351051457461 its reverse (1647541501531), we get a palindrome (2998592958992).

The spelling of 1351051457461 in words is "one trillion, three hundred fifty-one billion, fifty-one million, four hundred fifty-seven thousand, four hundred sixty-one".