2455211251 has 2 divisors, whose sum is σ = 2455211252. Its totient is φ = 2455211250.

The previous prime is 2455211189. The next prime is 2455211279. The reversal of 2455211251 is 1521125542.

It is an a-pointer prime, because the next prime (2455211279) can be obtained adding 2455211251 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2455211251 - 2¹³ = 2455203059 is a prime.

It is not a weakly prime, because it can be changed into another prime (2455211351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1227605625 + 1227605626.

It is an arithmetic number, because the mean of its divisors is an integer number (1227605626).

Almost surely, 2^2455211251 is an apocalyptic number.

2455211251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2455211251 is an equidigital number, since it uses as much as digits as its factorization.

2455211251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4000, while the sum is 28.

The square root of 2455211251 is about 49550.0883046640. The cubic root of 2455211251 is about 1349.0548942448.

Adding to 2455211251 its reverse (1521125542), we get a palindrome (3976336793).

The spelling of 2455211251 in words is "two billion, four hundred fifty-five million, two hundred eleven thousand, two hundred fifty-one".