2542241245 has 8 divisors (see below), whose sum is σ = 3053253816. Its totient is φ = 2032083456.

The previous prime is 2542241237. The next prime is 2542241257. The reversal of 2542241245 is 5421422452.

It can be written as a sum of positive squares in 4 ways, for example, as 982070244 + 1560171001 = 31338^2 + 39499^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2542241245 - 2³ = 2542241237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207132 + ... + 219061.

It is an arithmetic number, because the mean of its divisors is an integer number (381656727).

Almost surely, 2^2542241245 is an apocalyptic number.

It is an amenable number.

2542241245 is a deficient number, since it is larger than the sum of its proper divisors (511012571).

2542241245 is a wasteful number, since it uses less digits than its factorization.

2542241245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427391.

The product of its digits is 25600, while the sum is 31.

The square root of 2542241245 is about 50420.6430442929. The cubic root of 2542241245 is about 1364.8101808171.

Adding to 2542241245 its reverse (5421422452), we get a palindrome (7963663697).

The spelling of 2542241245 in words is "two billion, five hundred forty-two million, two hundred forty-one thousand, two hundred forty-five".