2452050721 has 2 divisors, whose sum is σ = 2452050722. Its totient is φ = 2452050720.

The previous prime is 2452050707. The next prime is 2452050749. The reversal of 2452050721 is 1270502542.

It is an a-pointer prime, because the next prime (2452050749) can be obtained adding 2452050721 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1355712400 + 1096338321 = 36820^2 + 33111^2 .

It is a cyclic number.

It is not a de Polignac number, because 2452050721 - 2²⁹ = 1915179809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2452050721.

It is a weakly prime.

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, 1226025360 + 1226025361.

It is an arithmetic number, because the mean of its divisors is an integer number (1226025361).

Almost surely, 2^2452050721 is an apocalyptic number.

It is an amenable number.

2452050721 is a deficient number, since it is larger than the sum of its proper divisors (1).

2452050721 is an equidigital number, since it uses as much as digits as its factorization.

2452050721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 2452050721 is about 49518.1857603850. The cubic root of 2452050721 is about 1348.4757778447.

The spelling of 2452050721 in words is "two billion, four hundred fifty-two million, fifty thousand, seven hundred twenty-one".