45049041 has 24 divisors (see below), whose sum is σ = 68271840. Its totient is φ = 29680992.

The previous prime is 45049001. The next prime is 45049051. The reversal of 45049041 is 14094054.

It is not a de Polignac number, because 45049041 - 2¹¹ = 45046993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45048996 and 45049014.

It is not an unprimeable number, because it can be changed into a prime (45049001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20586 + ... + 22668.

It is an arithmetic number, because the mean of its divisors is an integer number (2844660).

Almost surely, 2^45049041 is an apocalyptic number.

It is an amenable number.

45049041 is a deficient number, since it is larger than the sum of its proper divisors (23222799).

45049041 is an equidigital number, since it uses as much as digits as its factorization.

45049041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2187 (or 2175 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 45049041 is about 6711.8582374779. The cubic root of 45049041 is about 355.8184936171.

The spelling of 45049041 in words is "forty-five million, forty-nine thousand, forty-one".