45099143 has 4 divisors (see below), whose sum is σ = 45159168. Its totient is φ = 45039120.

The previous prime is 45099137. The next prime is 45099151. The reversal of 45099143 is 34199054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34199054 = 2 ⋅17099527.

It is a cyclic number.

It is not a de Polignac number, because 45099143 - 2⁴ = 45099127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45099133) 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, 28871 + ... + 30392.

It is an arithmetic number, because the mean of its divisors is an integer number (11289792).

Almost surely, 2^45099143 is an apocalyptic number.

45099143 is a deficient number, since it is larger than the sum of its proper divisors (60025).

45099143 is an equidigital number, since it uses as much as digits as its factorization.

45099143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60024.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 45099143 is about 6715.5895496970. The cubic root of 45099143 is about 355.9503544582.

The spelling of 45099143 in words is "forty-five million, ninety-nine thousand, one hundred forty-three".