1002141455 has 16 divisors (see below), whose sum is σ = 1375302720. Its totient is φ = 686714112.

The previous prime is 1002141451. The next prime is 1002141457. The reversal of 1002141455 is 5541412001.

It is not a de Polignac number, because 1002141455 - 2² = 1002141451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1002141455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002141451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46931 + ... + 64859.

It is an arithmetic number, because the mean of its divisors is an integer number (85956420).

Almost surely, 2^1002141455 is an apocalyptic number.

1002141455 is a deficient number, since it is larger than the sum of its proper divisors (373161265).

1002141455 is a wasteful number, since it uses less digits than its factorization.

1002141455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19538.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 1002141455 is about 31656.6178705180. The cubic root of 1002141455 is about 1000.7133094021.

Adding to 1002141455 its reverse (5541412001), we get a palindrome (6543553456).

The spelling of 1002141455 in words is "one billion, two million, one hundred forty-one thousand, four hundred fifty-five".