653453453251 has 2 divisors, whose sum is σ = 653453453252. Its totient is φ = 653453453250.

The previous prime is 653453453203. The next prime is 653453453269. The reversal of 653453453251 is 152354354356.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 653453453251 - 2⁹ = 653453452739 is a prime.

It is a super-3 number, since 3×653453453251³ (a number of 36 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (653453453201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326726726625 + 326726726626.

It is an arithmetic number, because the mean of its divisors is an integer number (326726726626).

Almost surely, 2^653453453251 is an apocalyptic number.

653453453251 is a deficient number, since it is larger than the sum of its proper divisors (1).

653453453251 is an equidigital number, since it uses as much as digits as its factorization.

653453453251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240000, while the sum is 46.

It can be divided in two parts, 653453 and 453251, that added together give a square (1106704 = 1052²).

The spelling of 653453453251 in words is "six hundred fifty-three billion, four hundred fifty-three million, four hundred fifty-three thousand, two hundred fifty-one".