1042552555001 has 2 divisors, whose sum is σ = 1042552555002. Its totient is φ = 1042552555000.

The previous prime is 1042552554971. The next prime is 1042552555039. The reversal of 1042552555001 is 1005552552401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1017919566400 + 24632988601 = 1008920^2 + 156949^2 .

It is an emirp because it is prime and its reverse (1005552552401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1042552555001 is a prime.

It is a super-2 number, since 2×1042552555001² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1042552555091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521276277500 + 521276277501.

It is an arithmetic number, because the mean of its divisors is an integer number (521276277501).

Almost surely, 2^{1042552555001} is an apocalyptic number.

It is an amenable number.

1042552555001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042552555001 is an equidigital number, since it uses as much as digits as its factorization.

1042552555001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50000, while the sum is 35.

The spelling of 1042552555001 in words is "one trillion, forty-two billion, five hundred fifty-two million, five hundred fifty-five thousand, one".