2402650121 has 2 divisors, whose sum is σ = 2402650122. Its totient is φ = 2402650120.

The previous prime is 2402650043. The next prime is 2402650139. The reversal of 2402650121 is 1210562042.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1867190521 + 535459600 = 43211^2 + 23140^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2402650121 is a prime.

It is not a weakly prime, because it can be changed into another prime (2402650421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201325060 + 1201325061.

It is an arithmetic number, because the mean of its divisors is an integer number (1201325061).

Almost surely, 2^2402650121 is an apocalyptic number.

It is an amenable number.

2402650121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2402650121 is an equidigital number, since it uses as much as digits as its factorization.

2402650121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 2402650121 is about 49016.8350773487. The cubic root of 2402650121 is about 1339.3585184227.

It can be divided in two parts, 24026 and 50121, that added together give a palindrome (74147).

The spelling of 2402650121 in words is "two billion, four hundred two million, six hundred fifty thousand, one hundred twenty-one".