4545045397 has 2 divisors, whose sum is σ = 4545045398. Its totient is φ = 4545045396.

The previous prime is 4545045391. The next prime is 4545045403. The reversal of 4545045397 is 7935405454.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (4545045391) and next prime (4545045403).

It can be written as a sum of positive squares in only one way, i.e., 3989311921 + 555733476 = 63161^2 + 23574^2 .

It is a cyclic number.

It is not a de Polignac number, because 4545045397 - 2¹⁹ = 4544521109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4545045391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2272522698 + 2272522699.

It is an arithmetic number, because the mean of its divisors is an integer number (2272522699).

Almost surely, 2^4545045397 is an apocalyptic number.

It is an amenable number.

4545045397 is a deficient number, since it is larger than the sum of its proper divisors (1).

4545045397 is an equidigital number, since it uses as much as digits as its factorization.

4545045397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512000, while the sum is 46.

The square root of 4545045397 is about 67416.9518518896. The cubic root of 4545045397 is about 1656.4541087636.

The spelling of 4545045397 in words is "four billion, five hundred forty-five million, forty-five thousand, three hundred ninety-seven".