2541001251 has 4 divisors (see below), whose sum is σ = 3388001672. Its totient is φ = 1694000832.

The previous prime is 2541001247. The next prime is 2541001277. The reversal of 2541001251 is 1521001452.

2541001251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2541001251 - 2² = 2541001247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2541001201) 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, 423500206 + ... + 423500211.

It is an arithmetic number, because the mean of its divisors is an integer number (847000418).

Almost surely, 2^2541001251 is an apocalyptic number.

2541001251 is a deficient number, since it is larger than the sum of its proper divisors (847000421).

2541001251 is an equidigital number, since it uses as much as digits as its factorization.

2541001251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847000420.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 2541001251 is about 50408.3450531755. The cubic root of 2541001251 is about 1364.5882465080.

The spelling of 2541001251 in words is "two billion, five hundred forty-one million, one thousand, two hundred fifty-one".