651311341 has 2 divisors, whose sum is σ = 651311342. Its totient is φ = 651311340.

The previous prime is 651311291. The next prime is 651311359. The reversal of 651311341 is 143113156.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 539586441 + 111724900 = 23229^2 + 10570^2 .

It is a cyclic number.

It is not a de Polignac number, because 651311341 - 2¹¹ = 651309293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (651314341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325655670 + 325655671.

It is an arithmetic number, because the mean of its divisors is an integer number (325655671).

Almost surely, 2^651311341 is an apocalyptic number.

It is an amenable number.

651311341 is a deficient number, since it is larger than the sum of its proper divisors (1).

651311341 is an equidigital number, since it uses as much as digits as its factorization.

651311341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 25.

The square root of 651311341 is about 25520.8021229741. The cubic root of 651311341 is about 866.8212447323.

Adding to 651311341 its reverse (143113156), we get a palindrome (794424497).

The spelling of 651311341 in words is "six hundred fifty-one million, three hundred eleven thousand, three hundred forty-one".