4661320453 has 2 divisors, whose sum is σ = 4661320454. Its totient is φ = 4661320452.

The previous prime is 4661320441. The next prime is 4661320459. The reversal of 4661320453 is 3540231664.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2600796004 + 2060524449 = 50998^2 + 45393^2 .

It is a cyclic number.

It is not a de Polignac number, because 4661320453 - 2¹⁷ = 4661189381 is a prime.

It is a super-2 number, since 2×4661320453² = 43455816731112250418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4661320459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2330660226 + 2330660227.

It is an arithmetic number, because the mean of its divisors is an integer number (2330660227).

Almost surely, 2^4661320453 is an apocalyptic number.

It is an amenable number.

4661320453 is a deficient number, since it is larger than the sum of its proper divisors (1).

4661320453 is an equidigital number, since it uses as much as digits as its factorization.

4661320453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 4661320453 is about 68273.8636155887. The cubic root of 4661320453 is about 1670.4609210963.

The spelling of 4661320453 in words is "four billion, six hundred sixty-one million, three hundred twenty thousand, four hundred fifty-three".