45020159 has 2 divisors, whose sum is σ = 45020160. Its totient is φ = 45020158.

The previous prime is 45020149. The next prime is 45020189. The reversal of 45020159 is 95102054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45020159 - 2¹² = 45016063 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45020119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22510079 + 22510080.

It is an arithmetic number, because the mean of its divisors is an integer number (22510080).

Almost surely, 2^45020159 is an apocalyptic number.

45020159 is a deficient number, since it is larger than the sum of its proper divisors (1).

45020159 is an equidigital number, since it uses as much as digits as its factorization.

45020159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 45020159 is about 6709.7063274036. The cubic root of 45020159 is about 355.7424361583.

The spelling of 45020159 in words is "forty-five million, twenty thousand, one hundred fifty-nine".