45100043 has 2 divisors, whose sum is σ = 45100044. Its totient is φ = 45100042.

The previous prime is 45100039. The next prime is 45100063. The reversal of 45100043 is 34000154.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45100043 - 2² = 45100039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45099994 and 45100030.

It is not a weakly prime, because it can be changed into another prime (45100063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22550021 + 22550022.

It is an arithmetic number, because the mean of its divisors is an integer number (22550022).

Almost surely, 2^45100043 is an apocalyptic number.

45100043 is a deficient number, since it is larger than the sum of its proper divisors (1).

45100043 is an equidigital number, since it uses as much as digits as its factorization.

45100043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 45100043 is about 6715.6565576271. The cubic root of 45100043 is about 355.9527222282.

Adding to 45100043 its reverse (34000154), we get a palindrome (79100197).

The spelling of 45100043 in words is "forty-five million, one hundred thousand, forty-three".