1143425104 has 10 divisors (see below), whose sum is σ = 2215386170. Its totient is φ = 571712544.

The previous prime is 1143425099. The next prime is 1143425113. The reversal of 1143425104 is 4015243411.

It can be written as a sum of positive squares in only one way, i.e., 1007935504 + 135489600 = 31748^2 + 11640^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35732019 + ... + 35732050.

It is an arithmetic number, because the mean of its divisors is an integer number (221538617).

Almost surely, 2^1143425104 is an apocalyptic number.

It is an amenable number.

1143425104 is a deficient number, since it is larger than the sum of its proper divisors (1071961066).

1143425104 is an equidigital number, since it uses as much as digits as its factorization.

1143425104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71464077 (or 71464071 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1143425104 is about 33814.5694043263. The cubic root of 1143425104 is about 1045.6890837544.

Adding to 1143425104 its reverse (4015243411), we get a palindrome (5158668515).

The spelling of 1143425104 in words is "one billion, one hundred forty-three million, four hundred twenty-five thousand, one hundred four".