403531145252 has 24 divisors (see below), whose sum is σ = 708631953120. Its totient is φ = 201065477760.

The previous prime is 403531145239. The next prime is 403531145279. The reversal of 403531145252 is 252541135304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2636399 + ... + 2785257.

It is an arithmetic number, because the mean of its divisors is an integer number (29526331380).

Almost surely, 2^403531145252 is an apocalyptic number.

It is an amenable number.

403531145252 is a deficient number, since it is larger than the sum of its proper divisors (305100807868).

403531145252 is a wasteful number, since it uses less digits than its factorization.

403531145252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151211 (or 151209 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 403531145252 in words is "four hundred three billion, five hundred thirty-one million, one hundred forty-five thousand, two hundred fifty-two".