2545061203 has 4 divisors (see below), whose sum is σ = 2545265448. Its totient is φ = 2544856960.

The previous prime is 2545061173. The next prime is 2545061209. The reversal of 2545061203 is 3021605452.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2545061203 - 2⁵ = 2545061171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2545061209) 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 3 ways as a sum of consecutive naturals, for example, 82126 + ... + 108787.

It is an arithmetic number, because the mean of its divisors is an integer number (636316362).

Almost surely, 2^2545061203 is an apocalyptic number.

2545061203 is a deficient number, since it is larger than the sum of its proper divisors (204245).

2545061203 is a wasteful number, since it uses less digits than its factorization.

2545061203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204244.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 2545061203 is about 50448.5996138644. The cubic root of 2545061203 is about 1365.3146287753.

Adding to 2545061203 its reverse (3021605452), we get a palindrome (5566666655).

The spelling of 2545061203 in words is "two billion, five hundred forty-five million, sixty-one thousand, two hundred three".