1002151554241 has 4 divisors (see below), whose sum is σ = 1002228602500. Its totient is φ = 1002074505984.

The previous prime is 1002151554227. The next prime is 1002151554253. The reversal of 1002151554241 is 1424551512001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 482892959025 + 519258595216 = 694905^2 + 720596^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002151554241 - 2⁹ = 1002151553729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002151554281) 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 in 3 ways as a sum of consecutive naturals, for example, 38504616 + ... + 38530633.

It is an arithmetic number, because the mean of its divisors is an integer number (250557150625).

Almost surely, 2^{1002151554241} is an apocalyptic number.

It is an amenable number.

1002151554241 is a deficient number, since it is larger than the sum of its proper divisors (77048259).

1002151554241 is an equidigital number, since it uses as much as digits as its factorization.

1002151554241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77048258.

The product of its (nonzero) digits is 8000, while the sum is 31.

The spelling of 1002151554241 in words is "one trillion, two billion, one hundred fifty-one million, five hundred fifty-four thousand, two hundred forty-one".