45020429 has 2 divisors, whose sum is σ = 45020430. Its totient is φ = 45020428.

The previous prime is 45020413. The next prime is 45020431. The reversal of 45020429 is 92402054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24108100 + 20912329 = 4910^2 + 4573^2 .

It is a cyclic number.

It is not a de Polignac number, because 45020429 - 2⁴ = 45020413 is a prime.

Together with 45020431, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 45020398 and 45020407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45022429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22510214 + 22510215.

It is an arithmetic number, because the mean of its divisors is an integer number (22510215).

Almost surely, 2^45020429 is an apocalyptic number.

It is an amenable number.

45020429 is a deficient number, since it is larger than the sum of its proper divisors (1).

45020429 is an equidigital number, since it uses as much as digits as its factorization.

45020429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 45020429 is about 6709.7264474791. The cubic root of 45020429 is about 355.7431473232.

The spelling of 45020429 in words is "forty-five million, twenty thousand, four hundred twenty-nine".