4545261373 has 2 divisors, whose sum is σ = 4545261374. Its totient is φ = 4545261372.

The previous prime is 4545261299. The next prime is 4545261407. The reversal of 4545261373 is 3731625454.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3903500484 + 641760889 = 62478^2 + 25333^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4545261373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4545261673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2272630686 + 2272630687.

It is an arithmetic number, because the mean of its divisors is an integer number (2272630687).

Almost surely, 2^4545261373 is an apocalyptic number.

It is an amenable number.

4545261373 is a deficient number, since it is larger than the sum of its proper divisors (1).

4545261373 is an equidigital number, since it uses as much as digits as its factorization.

4545261373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 40.

The square root of 4545261373 is about 67418.5536258380. The cubic root of 4545261373 is about 1656.4803460275.

The spelling of 4545261373 in words is "four billion, five hundred forty-five million, two hundred sixty-one thousand, three hundred seventy-three".