45409151 has 2 divisors, whose sum is σ = 45409152. Its totient is φ = 45409150.

The previous prime is 45409129. The next prime is 45409223. The reversal of 45409151 is 15190454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45409151 - 2⁶ = 45409087 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 (45402151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22704575 + 22704576.

It is an arithmetic number, because the mean of its divisors is an integer number (22704576).

Almost surely, 2^45409151 is an apocalyptic number.

45409151 is a deficient number, since it is larger than the sum of its proper divisors (1).

45409151 is an equidigital number, since it uses as much as digits as its factorization.

45409151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 45409151 is about 6738.6312408382. The cubic root of 45409151 is about 356.7640844715.

The spelling of 45409151 in words is "forty-five million, four hundred nine thousand, one hundred fifty-one".