2400402313 has 2 divisors, whose sum is σ = 2400402314. Its totient is φ = 2400402312.

The previous prime is 2400402289. The next prime is 2400402353. The reversal of 2400402313 is 3132040042.

2400402313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1660725504 + 739676809 = 40752^2 + 27197^2 .

It is a cyclic number.

It is not a de Polignac number, because 2400402313 - 2¹³ = 2400394121 is a prime.

It is not a weakly prime, because it can be changed into another prime (2400402353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1200201156 + 1200201157.

It is an arithmetic number, because the mean of its divisors is an integer number (1200201157).

Almost surely, 2^2400402313 is an apocalyptic number.

It is an amenable number.

2400402313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2400402313 is an equidigital number, since it uses as much as digits as its factorization.

2400402313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2400402313 is about 48993.9007734636. The cubic root of 2400402313 is about 1338.9407075341.

Adding to 2400402313 its reverse (3132040042), we get a palindrome (5532442355).

The spelling of 2400402313 in words is "two billion, four hundred million, four hundred two thousand, three hundred thirteen".