2525240001 has 4 divisors (see below), whose sum is σ = 3366986672. Its totient is φ = 1683493332.

The previous prime is 2525239963. The next prime is 2525240071. The reversal of 2525240001 is 1000425252.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2525240001 - 2¹⁵ = 2525207233 is a prime.

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 2525240001.

It is not an unprimeable number, because it can be changed into a prime (2525240071) 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, 420873331 + ... + 420873336.

It is an arithmetic number, because the mean of its divisors is an integer number (841746668).

Almost surely, 2^2525240001 is an apocalyptic number.

It is an amenable number.

2525240001 is a deficient number, since it is larger than the sum of its proper divisors (841746671).

2525240001 is an equidigital number, since it uses as much as digits as its factorization.

2525240001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841746670.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 2525240001 is about 50251.7661480669. The cubic root of 2525240001 is about 1361.7609831329.

Adding to 2525240001 its reverse (1000425252), we get a palindrome (3525665253).

The spelling of 2525240001 in words is "two billion, five hundred twenty-five million, two hundred forty thousand, one".