2545261203 has 8 divisors (see below), whose sum is σ = 3472604608. Its totient is φ = 1657379304.

The previous prime is 2545261193. The next prime is 2545261217. The reversal of 2545261203 is 3021625452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2545261203 - 2²¹ = 2543164051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2545261253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9865225 + ... + 9865482.

It is an arithmetic number, because the mean of its divisors is an integer number (434075576).

Almost surely, 2^2545261203 is an apocalyptic number.

2545261203 is a deficient number, since it is larger than the sum of its proper divisors (927343405).

2545261203 is a wasteful number, since it uses less digits than its factorization.

2545261203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19730753.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2545261203 is about 50450.5817905007. The cubic root of 2545261203 is about 1365.3503916053.

Adding to 2545261203 its reverse (3021625452), we get a palindrome (5566886655).

The spelling of 2545261203 in words is "two billion, five hundred forty-five million, two hundred sixty-one thousand, two hundred three".