253003534 has 16 divisors (see below), whose sum is σ = 435113568. Its totient is φ = 108081792.

The previous prime is 253003523. The next prime is 253003549. The reversal of 253003534 is 435300352.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 253003499 and 253003508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24487 + ... + 33250.

It is an arithmetic number, because the mean of its divisors is an integer number (27194598).

Almost surely, 2^253003534 is an apocalyptic number.

253003534 is a deficient number, since it is larger than the sum of its proper divisors (182110034).

253003534 is a wasteful number, since it uses less digits than its factorization.

253003534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58059.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 253003534 is about 15906.0848105371. The cubic root of 253003534 is about 632.4732991900.

Adding to 253003534 its reverse (435300352), we get a palindrome (688303886).

The spelling of 253003534 in words is "two hundred fifty-three million, three thousand, five hundred thirty-four".