1002141401 has 2 divisors, whose sum is σ = 1002141402. Its totient is φ = 1002141400.

The previous prime is 1002141397. The next prime is 1002141409. The reversal of 1002141401 is 1041412001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 673662025 + 328479376 = 25955^2 + 18124^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002141401 - 2² = 1002141397 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1002141409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501070700 + 501070701.

It is an arithmetic number, because the mean of its divisors is an integer number (501070701).

Almost surely, 2^1002141401 is an apocalyptic number.

It is an amenable number.

1002141401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002141401 is an equidigital number, since it uses as much as digits as its factorization.

1002141401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1002141401 is about 31656.6170176158. The cubic root of 1002141401 is about 1000.7132914277.

Adding to 1002141401 its reverse (1041412001), we get a palindrome (2043553402).

The spelling of 1002141401 in words is "one billion, two million, one hundred forty-one thousand, four hundred one".