45151173 has 12 divisors (see below), whose sum is σ = 67467660. Its totient is φ = 29062656.

The previous prime is 45151153. The next prime is 45151187. The reversal of 45151173 is 37115154.

It can be written as a sum of positive squares in 2 ways, for example, as 34082244 + 11068929 = 5838^2 + 3327^2 .

It is a de Polignac number, because none of the positive numbers 2^k-45151173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45151103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86236 + ... + 86757.

It is an arithmetic number, because the mean of its divisors is an integer number (5622305).

Almost surely, 2^45151173 is an apocalyptic number.

It is an amenable number.

45151173 is a deficient number, since it is larger than the sum of its proper divisors (22316487).

45151173 is a wasteful number, since it uses less digits than its factorization.

45151173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173028 (or 173025 counting only the distinct ones).

The product of its digits is 2100, while the sum is 27.

The square root of 45151173 is about 6719.4622552701. The cubic root of 45151173 is about 356.0871861744.

It can be divided in two parts, 451511 and 73, that added together give a square (451584 = 672²).

The spelling of 45151173 in words is "forty-five million, one hundred fifty-one thousand, one hundred seventy-three".