651052523101 has 2 divisors, whose sum is σ = 651052523102. Its totient is φ = 651052523100.

The previous prime is 651052522993. The next prime is 651052523119. The reversal of 651052523101 is 101325250156.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 579296043225 + 71756479876 = 761115^2 + 267874^2 .

It is a cyclic number.

It is not a de Polignac number, because 651052523101 - 2²⁵ = 651018968669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (651052523161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325526261550 + 325526261551.

It is an arithmetic number, because the mean of its divisors is an integer number (325526261551).

Almost surely, 2^651052523101 is an apocalyptic number.

It is an amenable number.

651052523101 is a deficient number, since it is larger than the sum of its proper divisors (1).

651052523101 is an equidigital number, since it uses as much as digits as its factorization.

651052523101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9000, while the sum is 31.

Adding to 651052523101 its reverse (101325250156), we get a palindrome (752377773257).

The spelling of 651052523101 in words is "six hundred fifty-one billion, fifty-two million, five hundred twenty-three thousand, one hundred one".