1040143302 has 32 divisors (see below), whose sum is σ = 2521560960. Its totient is φ = 315194760.

The previous prime is 1040143289. The next prime is 1040143327. The reversal of 1040143302 is 2033410401.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 874948 + ... + 876135.

It is an arithmetic number, because the mean of its divisors is an integer number (78798780).

Almost surely, 2^1040143302 is an apocalyptic number.

1040143302 is an abundant number, since it is smaller than the sum of its proper divisors (1481417658).

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

1040143302 is a wasteful number, since it uses less digits than its factorization.

1040143302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751105 (or 1751099 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1040143302 is about 32251.2527198557. The cubic root of 1040143302 is about 1013.2059362243.

Adding to 1040143302 its reverse (2033410401), we get a palindrome (3073553703).

The spelling of 1040143302 in words is "one billion, forty million, one hundred forty-three thousand, three hundred two".