2125454003 has 2 divisors, whose sum is σ = 2125454004. Its totient is φ = 2125454002.

The previous prime is 2125453997. The next prime is 2125454027. The reversal of 2125454003 is 3004545212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2125454003 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2125454503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062727001 + 1062727002.

It is an arithmetic number, because the mean of its divisors is an integer number (1062727002).

Almost surely, 2^2125454003 is an apocalyptic number.

2125454003 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125454003 is an equidigital number, since it uses as much as digits as its factorization.

2125454003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 2125454003 is about 46102.6463774044. The cubic root of 2125454003 is about 1285.7323472060.

Adding to 2125454003 its reverse (3004545212), we get a palindrome (5129999215).

It can be divided in two parts, 21254 and 54003, that added together give a palindrome (75257).

The spelling of 2125454003 in words is "two billion, one hundred twenty-five million, four hundred fifty-four thousand, three".