45534121 has 8 divisors (see below), whose sum is σ = 46387904. Its totient is φ = 44683920.

The previous prime is 45534113. The next prime is 45534169. The reversal of 45534121 is 12143554.

It is a happy number.

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 45534121 - 2³ = 45534113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45534101) 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, 49750 + ... + 50656.

It is an arithmetic number, because the mean of its divisors is an integer number (5798488).

Almost surely, 2^45534121 is an apocalyptic number.

It is an amenable number.

45534121 is a deficient number, since it is larger than the sum of its proper divisors (853783).

45534121 is an equidigital number, since it uses as much as digits as its factorization.

45534121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1791.

The product of its digits is 2400, while the sum is 25.

The square root of 45534121 is about 6747.8975244145. The cubic root of 45534121 is about 357.0910667987.

Adding to 45534121 its reverse (12143554), we get a palindrome (57677675).

The spelling of 45534121 in words is "forty-five million, five hundred thirty-four thousand, one hundred twenty-one".