45199941 has 8 divisors (see below), whose sum is σ = 60369600. Its totient is φ = 30081792.

The previous prime is 45199933. The next prime is 45199967. The reversal of 45199941 is 14999154.

It is a happy number.

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

It is not a de Polignac number, because 45199941 - 2³ = 45199933 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 45199893 and 45199902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45199901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10780 + ... + 14373.

It is an arithmetic number, because the mean of its divisors is an integer number (7546200).

Almost surely, 2^45199941 is an apocalyptic number.

45199941 is the 3594-th nonagonal number.

It is an amenable number.

45199941 is a deficient number, since it is larger than the sum of its proper divisors (15169659).

45199941 is a wasteful number, since it uses less digits than its factorization.

45199941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25755.

The product of its digits is 58320, while the sum is 42.

The square root of 45199941 is about 6723.0901377268. The cubic root of 45199941 is about 356.2153438741.

The spelling of 45199941 in words is "forty-five million, one hundred ninety-nine thousand, nine hundred forty-one".