2541401015 has 4 divisors (see below), whose sum is σ = 3049681224. Its totient is φ = 2033120808.

The previous prime is 2541400999. The next prime is 2541401017. The reversal of 2541401015 is 5101041452.

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 2541401015 - 2⁴ = 2541400999 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 (2541401017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254140097 + ... + 254140106.

It is an arithmetic number, because the mean of its divisors is an integer number (762420306).

Almost surely, 2^2541401015 is an apocalyptic number.

2541401015 is a deficient number, since it is larger than the sum of its proper divisors (508280209).

2541401015 is an equidigital number, since it uses as much as digits as its factorization.

2541401015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508280208.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 2541401015 is about 50412.3101533742. The cubic root of 2541401015 is about 1364.6598042126.

Adding to 2541401015 its reverse (5101041452), we get a palindrome (7642442467).

The spelling of 2541401015 in words is "two billion, five hundred forty-one million, four hundred one thousand, fifteen".