1002154204133 has 4 divisors (see below), whose sum is σ = 1013414363820. Its totient is φ = 990894044448.

The previous prime is 1002154204127. The next prime is 1002154204141. The reversal of 1002154204133 is 3314024512001.

It is a happy number.

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 540669031204 + 461485172929 = 735302^2 + 679327^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002154204133 is a prime.

It is a super-2 number, since 2×1002154204133² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002154204123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5630079710 + ... + 5630079887.

It is an arithmetic number, because the mean of its divisors is an integer number (253353590955).

Almost surely, 2^{1002154204133} is an apocalyptic number.

It is an amenable number.

1002154204133 is a deficient number, since it is larger than the sum of its proper divisors (11260159687).

1002154204133 is an equidigital number, since it uses as much as digits as its factorization.

1002154204133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11260159686.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 1002154204133 its reverse (3314024512001), we get a palindrome (4316178716134).

The spelling of 1002154204133 in words is "one trillion, two billion, one hundred fifty-four million, two hundred four thousand, one hundred thirty-three".