45273017 has 2 divisors, whose sum is σ = 45273018. Its totient is φ = 45273016.

The previous prime is 45273013. The next prime is 45273037. The reversal of 45273017 is 71037254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33051001 + 12222016 = 5749^2 + 3496^2 .

It is a cyclic number.

It is not a de Polignac number, because 45273017 - 2² = 45273013 is a prime.

It is not a weakly prime, because it can be changed into another prime (45273013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22636508 + 22636509.

It is an arithmetic number, because the mean of its divisors is an integer number (22636509).

Almost surely, 2^45273017 is an apocalyptic number.

It is an amenable number.

45273017 is a deficient number, since it is larger than the sum of its proper divisors (1).

45273017 is an equidigital number, since it uses as much as digits as its factorization.

45273017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 45273017 is about 6728.5226461683. The cubic root of 45273017 is about 356.4072082603.

The spelling of 45273017 in words is "forty-five million, two hundred seventy-three thousand, seventeen".