45151273 has 2 divisors, whose sum is σ = 45151274. Its totient is φ = 45151272.

The previous prime is 45151241. The next prime is 45151279. The reversal of 45151273 is 37215154.

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., 42680089 + 2471184 = 6533^2 + 1572^2 .

It is a cyclic number.

It is not a de Polignac number, because 45151273 - 2⁵ = 45151241 is a prime.

It is not a weakly prime, because it can be changed into another prime (45151279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22575636 + 22575637.

It is an arithmetic number, because the mean of its divisors is an integer number (22575637).

Almost surely, 2^45151273 is an apocalyptic number.

It is an amenable number.

45151273 is a deficient number, since it is larger than the sum of its proper divisors (1).

45151273 is an equidigital number, since it uses as much as digits as its factorization.

45151273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4200, while the sum is 28.

The square root of 45151273 is about 6719.4696963377. The cubic root of 45151273 is about 356.0874490594.

The spelling of 45151273 in words is "forty-five million, one hundred fifty-one thousand, two hundred seventy-three".