1035143252 has 72 divisors (see below), whose sum is σ = 2161549152. Its totient is φ = 429936000.

The previous prime is 1035143149. The next prime is 1035143279. The reversal of 1035143252 is 2523415301.

It is a happy number.

It is a super-2 number, since 2×1035143252² = 2143043104322271008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 795002 + ... + 796302.

It is an arithmetic number, because the mean of its divisors is an integer number (30021516).

Almost surely, 2^1035143252 is an apocalyptic number.

It is an amenable number.

1035143252 is an abundant number, since it is smaller than the sum of its proper divisors (1126405900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1035143252 is a wasteful number, since it uses less digits than its factorization.

1035143252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449 (or 1434 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1035143252 is about 32173.6421935721. The cubic root of 1035143252 is about 1011.5798077984.

Adding to 1035143252 its reverse (2523415301), we get a palindrome (3558558553).

The spelling of 1035143252 in words is "one billion, thirty-five million, one hundred forty-three thousand, two hundred fifty-two".