51452497 has 2 divisors, whose sum is σ = 51452498. Its totient is φ = 51452496.

The previous prime is 51452483. The next prime is 51452503. The reversal of 51452497 is 79425415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44609041 + 6843456 = 6679^2 + 2616^2 .

It is a cyclic number.

It is not a de Polignac number, because 51452497 - 2¹⁵ = 51419729 is a prime.

It is not a weakly prime, because it can be changed into another prime (51458497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25726248 + 25726249.

It is an arithmetic number, because the mean of its divisors is an integer number (25726249).

Almost surely, 2^51452497 is an apocalyptic number.

It is an amenable number.

51452497 is a deficient number, since it is larger than the sum of its proper divisors (1).

51452497 is an equidigital number, since it uses as much as digits as its factorization.

51452497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 37.

The square root of 51452497 is about 7173.0395928086. The cubic root of 51452497 is about 371.9365160292.

The spelling of 51452497 in words is "fifty-one million, four hundred fifty-two thousand, four hundred ninety-seven".