51052453 has 2 divisors, whose sum is σ = 51052454. Its totient is φ = 51052452.

The previous prime is 51052451. The next prime is 51052457. The reversal of 51052453 is 35425015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49098049 + 1954404 = 7007^2 + 1398^2 .

It is a cyclic number.

It is not a de Polignac number, because 51052453 - 2¹ = 51052451 is a prime.

Together with 51052451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51052451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25526226 + 25526227.

It is an arithmetic number, because the mean of its divisors is an integer number (25526227).

Almost surely, 2^51052453 is an apocalyptic number.

It is an amenable number.

51052453 is a deficient number, since it is larger than the sum of its proper divisors (1).

51052453 is an equidigital number, since it uses as much as digits as its factorization.

51052453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 51052453 is about 7145.0999293222. The cubic root of 51052453 is about 370.9700694874.

Adding to 51052453 its reverse (35425015), we get a palindrome (86477468).

The spelling of 51052453 in words is "fifty-one million, fifty-two thousand, four hundred fifty-three".