45487145 has 8 divisors (see below), whose sum is σ = 59546880. Its totient is φ = 33081520.

The previous prime is 45487129. The next prime is 45487147. The reversal of 45487145 is 54178454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45487145 - 2⁴ = 45487129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45487099 and 45487108.

It is not an unprimeable number, because it can be changed into a prime (45487147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413465 + ... + 413574.

It is an arithmetic number, because the mean of its divisors is an integer number (7443360).

Almost surely, 2^45487145 is an apocalyptic number.

It is an amenable number.

45487145 is a deficient number, since it is larger than the sum of its proper divisors (14059735).

45487145 is a wasteful number, since it uses less digits than its factorization.

45487145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827055.

The product of its digits is 89600, while the sum is 38.

The square root of 45487145 is about 6744.4158383065. The cubic root of 45487145 is about 356.9682249859.

The spelling of 45487145 in words is "forty-five million, four hundred eighty-seven thousand, one hundred forty-five".