1042118453 has 2 divisors, whose sum is σ = 1042118454. Its totient is φ = 1042118452.

The previous prime is 1042118447. The next prime is 1042118501. The reversal of 1042118453 is 3548112401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 726949444 + 315169009 = 26962^2 + 17753^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042118453 - 2⁴ = 1042118437 is a prime.

It is a super-2 number, since 2×1042118453² = 2172021740166226418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042118423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521059226 + 521059227.

It is an arithmetic number, because the mean of its divisors is an integer number (521059227).

Almost surely, 2^1042118453 is an apocalyptic number.

It is an amenable number.

1042118453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042118453 is an equidigital number, since it uses as much as digits as its factorization.

1042118453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 1042118453 is about 32281.8595034425. The cubic root of 1042118453 is about 1013.8468637194.

The spelling of 1042118453 in words is "one billion, forty-two million, one hundred eighteen thousand, four hundred fifty-three".