45158143 has 2 divisors, whose sum is σ = 45158144. Its totient is φ = 45158142.

The previous prime is 45158123. The next prime is 45158147. The reversal of 45158143 is 34185154.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45158143 - 2⁹ = 45157631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45158147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22579071 + 22579072.

It is an arithmetic number, because the mean of its divisors is an integer number (22579072).

Almost surely, 2^45158143 is an apocalyptic number.

45158143 is a deficient number, since it is larger than the sum of its proper divisors (1).

45158143 is an equidigital number, since it uses as much as digits as its factorization.

45158143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9600, while the sum is 31.

The square root of 45158143 is about 6719.9808779490. The cubic root of 45158143 is about 356.1055083266.

The spelling of 45158143 in words is "forty-five million, one hundred fifty-eight thousand, one hundred forty-three".