45015641 has 8 divisors (see below), whose sum is σ = 49279104. Its totient is φ = 40780720.

The previous prime is 45015637. The next prime is 45015647. The reversal of 45015641 is 14651054.

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

It is a cyclic number.

It is not a de Polignac number, because 45015641 - 2² = 45015637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45015641.

It is not an unprimeable number, because it can be changed into a prime (45015647) 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, 3761 + ... + 10206.

It is an arithmetic number, because the mean of its divisors is an integer number (6159888).

Almost surely, 2^45015641 is an apocalyptic number.

It is an amenable number.

45015641 is a deficient number, since it is larger than the sum of its proper divisors (4263463).

45015641 is a wasteful number, since it uses less digits than its factorization.

45015641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14271.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 45015641 is about 6709.3696425223. The cubic root of 45015641 is about 355.7305355777.

Adding to 45015641 its reverse (14651054), we get a palindrome (59666695).

The spelling of 45015641 in words is "forty-five million, fifteen thousand, six hundred forty-one".