1947350462401 has 2 divisors, whose sum is σ = 1947350462402. Its totient is φ = 1947350462400.

The previous prime is 1947350462389. The next prime is 1947350462413. The reversal of 1947350462401 is 1042640537491.

It is a balanced prime because it is at equal distance from previous prime (1947350462389) and next prime (1947350462413).

It can be written as a sum of positive squares in only one way, i.e., 1719822416400 + 227528046001 = 1311420^2 + 476999^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1947350462401 is a prime.

It is not a weakly prime, because it can be changed into another prime (1947350462501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 973675231200 + 973675231201.

It is an arithmetic number, because the mean of its divisors is an integer number (973675231201).

Almost surely, 2^{1947350462401} is an apocalyptic number.

It is an amenable number.

1947350462401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1947350462401 is an equidigital number, since it uses as much as digits as its factorization.

1947350462401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 46.

Adding to 1947350462401 its reverse (1042640537491), we get a palindrome (2989990999892).

The spelling of 1947350462401 in words is "one trillion, nine hundred forty-seven billion, three hundred fifty million, four hundred sixty-two thousand, four hundred one".