253252531003 has 4 divisors (see below), whose sum is σ = 253276746048. Its totient is φ = 253228315960.

The previous prime is 253252530989. The next prime is 253252531109. The reversal of 253252531003 is 300135252352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253252531003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253252531403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12091828 + ... + 12112753.

It is an arithmetic number, because the mean of its divisors is an integer number (63319186512).

Almost surely, 2^253252531003 is an apocalyptic number.

253252531003 is a deficient number, since it is larger than the sum of its proper divisors (24215045).

253252531003 is a wasteful number, since it uses less digits than its factorization.

253252531003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24215044.

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 253252531003 its reverse (300135252352), we get a palindrome (553387783355).

The spelling of 253252531003 in words is "two hundred fifty-three billion, two hundred fifty-two million, five hundred thirty-one thousand, three".