1040144242 has 8 divisors (see below), whose sum is σ = 1560362076. Its totient is φ = 520023552.

The previous prime is 1040144219. The next prime is 1040144309. The reversal of 1040144242 is 2424410401.

It can be written as a sum of positive squares in 2 ways, for example, as 997359561 + 42784681 = 31581^2 + 6541^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15558 + ... + 48190.

Almost surely, 2^1040144242 is an apocalyptic number.

1040144242 is a deficient number, since it is larger than the sum of its proper divisors (520217834).

1040144242 is a wasteful number, since it uses less digits than its factorization.

1040144242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48572.

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 1040144242 is about 32251.2672929297. The cubic root of 1040144242 is about 1013.2062414429.

Adding to 1040144242 its reverse (2424410401), we get a palindrome (3464554643).

The spelling of 1040144242 in words is "one billion, forty million, one hundred forty-four thousand, two hundred forty-two".