45514121 has 4 divisors (see below), whose sum is σ = 46372932. Its totient is φ = 44655312.

The previous prime is 45514099. The next prime is 45514123. The reversal of 45514121 is 12141554.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12141554 = 2 ⋅6070777.

It can be written as a sum of positive squares in 2 ways, for example, as 21855625 + 23658496 = 4675^2 + 4864^2 .

It is a cyclic number.

It is not a de Polignac number, because 45514121 - 2¹⁴ = 45497737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45514123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429326 + ... + 429431.

It is an arithmetic number, because the mean of its divisors is an integer number (11593233).

Almost surely, 2^45514121 is an apocalyptic number.

It is an amenable number.

45514121 is a deficient number, since it is larger than the sum of its proper divisors (858811).

45514121 is an equidigital number, since it uses as much as digits as its factorization.

45514121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858810.

The product of its digits is 800, while the sum is 23.

The square root of 45514121 is about 6746.4154185760. The cubic root of 45514121 is about 357.0387773135.

Adding to 45514121 its reverse (12141554), we get a palindrome (57655675).

The spelling of 45514121 in words is "forty-five million, five hundred fourteen thousand, one hundred twenty-one".