2104002453 has 32 divisors (see below), whose sum is σ = 3321319680. Its totient is φ = 1159741440.

The previous prime is 2104002451. The next prime is 2104002469. The reversal of 2104002453 is 3542004012.

It is not a de Polignac number, because 2104002453 - 2¹ = 2104002451 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104002451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62901 + ... + 90357.

It is an arithmetic number, because the mean of its divisors is an integer number (103791240).

Almost surely, 2^2104002453 is an apocalyptic number.

It is an amenable number.

2104002453 is a deficient number, since it is larger than the sum of its proper divisors (1217317227).

2104002453 is a wasteful number, since it uses less digits than its factorization.

2104002453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27597.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2104002453 is about 45869.4065036817. The cubic root of 2104002453 is about 1281.3922134176.

Adding to 2104002453 its reverse (3542004012), we get a palindrome (5646006465).

The spelling of 2104002453 in words is "two billion, one hundred four million, two thousand, four hundred fifty-three".