2541455813 has 8 divisors (see below), whose sum is σ = 2743490400. Its totient is φ = 2340355248.

The previous prime is 2541455809. The next prime is 2541455821. The reversal of 2541455813 is 3185541452.

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 2541455813 - 2² = 2541455809 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541454813) 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, 227843 + ... + 238736.

It is an arithmetic number, because the mean of its divisors is an integer number (342936300).

Almost surely, 2^2541455813 is an apocalyptic number.

It is an amenable number.

2541455813 is a deficient number, since it is larger than the sum of its proper divisors (202034587).

2541455813 is a wasteful number, since it uses less digits than its factorization.

2541455813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467011.

The product of its digits is 96000, while the sum is 38.

The square root of 2541455813 is about 50412.8536486480. The cubic root of 2541455813 is about 1364.6696124627.

The spelling of 2541455813 in words is "two billion, five hundred forty-one million, four hundred fifty-five thousand, eight hundred thirteen".