2125553453 has 2 divisors, whose sum is σ = 2125553454. Its totient is φ = 2125553452.

The previous prime is 2125553413. The next prime is 2125553459. The reversal of 2125553453 is 3543555212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1309137124 + 816416329 = 36182^2 + 28573^2 .

It is a cyclic number.

It is not a de Polignac number, because 2125553453 - 2¹⁸ = 2125291309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2125553459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062776726 + 1062776727.

It is an arithmetic number, because the mean of its divisors is an integer number (1062776727).

Almost surely, 2^2125553453 is an apocalyptic number.

It is an amenable number.

2125553453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125553453 is an equidigital number, since it uses as much as digits as its factorization.

2125553453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90000, while the sum is 35.

The square root of 2125553453 is about 46103.7249362782. The cubic root of 2125553453 is about 1285.7524000335.

The spelling of 2125553453 in words is "two billion, one hundred twenty-five million, five hundred fifty-three thousand, four hundred fifty-three".