45009151 has 4 divisors (see below), whose sum is σ = 49100904. Its totient is φ = 40917400.

The previous prime is 45009113. The next prime is 45009161. The reversal of 45009151 is 15190054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45009151 - 2¹³ = 45000959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45009161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2045860 + ... + 2045881.

It is an arithmetic number, because the mean of its divisors is an integer number (12275226).

Almost surely, 2^45009151 is an apocalyptic number.

45009151 is a deficient number, since it is larger than the sum of its proper divisors (4091753).

45009151 is a wasteful number, since it uses less digits than its factorization.

45009151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4091752.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 45009151 is about 6708.8859730957. The cubic root of 45009151 is about 355.7134392820.

The spelling of 45009151 in words is "forty-five million, nine thousand, one hundred fifty-one".