253374529 has 2 divisors, whose sum is σ = 253374530. Its totient is φ = 253374528.

The previous prime is 253374523. The next prime is 253374551. The reversal of 253374529 is 925473352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158760000 + 94614529 = 12600^2 + 9727^2 .

It is a cyclic number.

It is not a de Polignac number, because 253374529 - 2³ = 253374521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 253374491 and 253374500.

It is not a weakly prime, because it can be changed into another prime (253374521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126687264 + 126687265.

It is an arithmetic number, because the mean of its divisors is an integer number (126687265).

Almost surely, 2^253374529 is an apocalyptic number.

It is an amenable number.

253374529 is a deficient number, since it is larger than the sum of its proper divisors (1).

253374529 is an equidigital number, since it uses as much as digits as its factorization.

253374529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 40.

The square root of 253374529 is about 15917.7425849270. The cubic root of 253374529 is about 632.7822933372.

The spelling of 253374529 in words is "two hundred fifty-three million, three hundred seventy-four thousand, five hundred twenty-nine".