1042144507 has 2 divisors, whose sum is σ = 1042144508. Its totient is φ = 1042144506.

The previous prime is 1042144501. The next prime is 1042144541. The reversal of 1042144507 is 7054412401.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1042144507 is a prime.

It is not a weakly prime, because it can be changed into another prime (1042144501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521072253 + 521072254.

It is an arithmetic number, because the mean of its divisors is an integer number (521072254).

Almost surely, 2^1042144507 is an apocalyptic number.

1042144507 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042144507 is an equidigital number, since it uses as much as digits as its factorization.

1042144507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 1042144507 is about 32282.2630402517. The cubic root of 1042144507 is about 1013.8553127097.

Adding to 1042144507 its reverse (7054412401), we get a palindrome (8096556908).

The spelling of 1042144507 in words is "one billion, forty-two million, one hundred forty-four thousand, five hundred seven".