2642454253 has 2 divisors, whose sum is σ = 2642454254. Its totient is φ = 2642454252.

The previous prime is 2642454251. The next prime is 2642454281. The reversal of 2642454253 is 3524542462.

2642454253 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., 2225763684 + 416690569 = 47178^2 + 20413^2 .

It is a cyclic number.

It is not a de Polignac number, because 2642454253 - 2¹ = 2642454251 is a prime.

Together with 2642454251, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2642454251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1321227126 + 1321227127.

It is an arithmetic number, because the mean of its divisors is an integer number (1321227127).

Almost surely, 2^2642454253 is an apocalyptic number.

It is an amenable number.

2642454253 is a deficient number, since it is larger than the sum of its proper divisors (1).

2642454253 is an equidigital number, since it uses as much as digits as its factorization.

2642454253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 230400, while the sum is 37.

The square root of 2642454253 is about 51404.8076837177. The cubic root of 2642454253 is about 1382.5127943383.

The spelling of 2642454253 in words is "two billion, six hundred forty-two million, four hundred fifty-four thousand, two hundred fifty-three".