2400401501 has 2 divisors, whose sum is σ = 2400401502. Its totient is φ = 2400401500.

The previous prime is 2400401453. The next prime is 2400401503. The reversal of 2400401501 is 1051040042.

2400401501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2374125625 + 26275876 = 48725^2 + 5126^2 .

It is a cyclic number.

It is not a de Polignac number, because 2400401501 - 2²² = 2396207197 is a prime.

Together with 2400401503, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2400401501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2400401503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1200200750 + 1200200751.

It is an arithmetic number, because the mean of its divisors is an integer number (1200200751).

Almost surely, 2^2400401501 is an apocalyptic number.

It is an amenable number.

2400401501 is a deficient number, since it is larger than the sum of its proper divisors (1).

2400401501 is an equidigital number, since it uses as much as digits as its factorization.

2400401501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 2400401501 is about 48993.8924867172. The cubic root of 2400401501 is about 1338.9405565566.

Adding to 2400401501 its reverse (1051040042), we get a palindrome (3451441543).

The spelling of 2400401501 in words is "two billion, four hundred million, four hundred one thousand, five hundred one".