1040144204 has 24 divisors (see below), whose sum is σ = 1992020688. Its totient is φ = 471295040.

The previous prime is 1040144197. The next prime is 1040144213. The reversal of 1040144204 is 4024410401.

It is a happy number.

It is a super-2 number, since 2×1040144204² = 2163799930229587232, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23339 + ... + 51234.

It is an arithmetic number, because the mean of its divisors is an integer number (83000862).

Almost surely, 2^1040144204 is an apocalyptic number.

It is an amenable number.

1040144204 is a deficient number, since it is larger than the sum of its proper divisors (951876484).

1040144204 is a wasteful number, since it uses less digits than its factorization.

1040144204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74905 (or 74903 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1040144204 is about 32251.2667038056. The cubic root of 1040144204 is about 1013.2062291043.

Adding to 1040144204 its reverse (4024410401), we get a palindrome (5064554605).

The spelling of 1040144204 in words is "one billion, forty million, one hundred forty-four thousand, two hundred four".