2553397045 has 4 divisors (see below), whose sum is σ = 3064076460. Its totient is φ = 2042717632.

The previous prime is 2553397043. The next prime is 2553397073. The reversal of 2553397045 is 5407933552.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 582836164 + 1970560881 = 24142^2 + 44391^2 .

It is a cyclic number.

It is not a de Polignac number, because 2553397045 - 2¹ = 2553397043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2553396992 and 2553397010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553397043) 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 in 3 ways as a sum of consecutive naturals, for example, 255339700 + ... + 255339709.

It is an arithmetic number, because the mean of its divisors is an integer number (766019115).

Almost surely, 2^2553397045 is an apocalyptic number.

It is an amenable number.

2553397045 is a deficient number, since it is larger than the sum of its proper divisors (510679415).

2553397045 is an equidigital number, since it uses as much as digits as its factorization.

2553397045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510679414.

The product of its (nonzero) digits is 567000, while the sum is 43.

The square root of 2553397045 is about 50531.1492546924. The cubic root of 2553397045 is about 1366.8036098812.

The spelling of 2553397045 in words is "two billion, five hundred fifty-three million, three hundred ninety-seven thousand, forty-five".