2125513003 has 2 divisors, whose sum is σ = 2125513004. Its totient is φ = 2125513002.

The previous prime is 2125513001. The next prime is 2125513031. The reversal of 2125513003 is 3003155212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2125513003 - 2¹ = 2125513001 is a prime.

Together with 2125513001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2125513001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062756501 + 1062756502.

It is an arithmetic number, because the mean of its divisors is an integer number (1062756502).

Almost surely, 2^2125513003 is an apocalyptic number.

2125513003 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125513003 is an equidigital number, since it uses as much as digits as its factorization.

2125513003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 2125513003 is about 46103.2862494638. The cubic root of 2125513003 is about 1285.7442438810.

Adding to 2125513003 its reverse (3003155212), we get a palindrome (5128668215).

The spelling of 2125513003 in words is "two billion, one hundred twenty-five million, five hundred thirteen thousand, three".