1002882401 has 2 divisors, whose sum is σ = 1002882402. Its totient is φ = 1002882400.

The previous prime is 1002882389. The next prime is 1002882403. The reversal of 1002882401 is 1042882001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 759553600 + 243328801 = 27560^2 + 15599^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002882401 - 2¹⁰ = 1002881377 is a prime.

It is a super-2 number, since 2×1002882401² = 2011546220471049602, which contains 22 as substring.

Together with 1002882403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1002882403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501441200 + 501441201.

It is an arithmetic number, because the mean of its divisors is an integer number (501441201).

Almost surely, 2^1002882401 is an apocalyptic number.

It is an amenable number.

1002882401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002882401 is an equidigital number, since it uses as much as digits as its factorization.

1002882401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 1002882401 is about 31668.3185691947. The cubic root of 1002882401 is about 1000.9598786715.

It can be divided in two parts, 10028 and 82401, that added together give a palindrome (92429).

The spelling of 1002882401 in words is "one billion, two million, eight hundred eighty-two thousand, four hundred one".