2542545203 has 16 divisors (see below), whose sum is σ = 2829033216. Its totient is φ = 2265375840.

The previous prime is 2542545193. The next prime is 2542545263. The reversal of 2542545203 is 3025452452.

It is a cyclic number.

It is not a de Polignac number, because 2542545203 - 2¹⁴ = 2542528819 is a prime.

It is a super-2 number, since 2×2542545203² = 12929072218596622418, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2542545203.

It is not an unprimeable number, because it can be changed into a prime (2542545263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 757976 + ... + 761322.

It is an arithmetic number, because the mean of its divisors is an integer number (176814576).

Almost surely, 2^2542545203 is an apocalyptic number.

2542545203 is a deficient number, since it is larger than the sum of its proper divisors (286488013).

2542545203 is a wasteful number, since it uses less digits than its factorization.

2542545203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4714.

The product of its (nonzero) digits is 48000, while the sum is 32.

The square root of 2542545203 is about 50423.6571759725. The cubic root of 2542545203 is about 1364.8645722511.

Adding to 2542545203 its reverse (3025452452), we get a palindrome (5567997655).

It can be divided in two parts, 2542 and 545203, that added together give a palindrome (547745).

The spelling of 2542545203 in words is "two billion, five hundred forty-two million, five hundred forty-five thousand, two hundred three".