52403497 has 2 divisors, whose sum is σ = 52403498. Its totient is φ = 52403496.

The previous prime is 52403479. The next prime is 52403513. The reversal of 52403497 is 79430425.

Together with previous prime (52403479) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49617936 + 2785561 = 7044^2 + 1669^2 .

It is a cyclic number.

It is not a de Polignac number, because 52403497 - 2¹⁵ = 52370729 is a prime.

It is a super-2 number, since 2×52403497² = 5492252995658018, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52403437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26201748 + 26201749.

It is an arithmetic number, because the mean of its divisors is an integer number (26201749).

Almost surely, 2^52403497 is an apocalyptic number.

It is an amenable number.

52403497 is a deficient number, since it is larger than the sum of its proper divisors (1).

52403497 is an equidigital number, since it uses as much as digits as its factorization.

52403497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 52403497 is about 7239.0259703913. The cubic root of 52403497 is about 374.2140504991.

It can be divided in two parts, 52403 and 497, that added together give a square (52900 = 230²).

The spelling of 52403497 in words is "fifty-two million, four hundred three thousand, four hundred ninety-seven".