10351204561 has 2 divisors, whose sum is σ = 10351204562. Its totient is φ = 10351204560.

The previous prime is 10351204559. The next prime is 10351204571. The reversal of 10351204561 is 16540215301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8888906961 + 1462297600 = 94281^2 + 38240^2 .

It is an emirp because it is prime and its reverse (16540215301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10351204561 - 2¹ = 10351204559 is a prime.

Together with 10351204559, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10351204571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5175602280 + 5175602281.

It is an arithmetic number, because the mean of its divisors is an integer number (5175602281).

Almost surely, 2^10351204561 is an apocalyptic number.

It is an amenable number.

10351204561 is a deficient number, since it is larger than the sum of its proper divisors (1).

10351204561 is an equidigital number, since it uses as much as digits as its factorization.

10351204561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 10351204561 its reverse (16540215301), we get a palindrome (26891419862).

The spelling of 10351204561 in words is "ten billion, three hundred fifty-one million, two hundred four thousand, five hundred sixty-one".