45905479 has 2 divisors, whose sum is σ = 45905480. Its totient is φ = 45905478.

The previous prime is 45905471. The next prime is 45905533. The reversal of 45905479 is 97450954.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45905479 - 2³ = 45905471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45905471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22952739 + 22952740.

It is an arithmetic number, because the mean of its divisors is an integer number (22952740).

Almost surely, 2^45905479 is an apocalyptic number.

45905479 is a deficient number, since it is larger than the sum of its proper divisors (1).

45905479 is an equidigital number, since it uses as much as digits as its factorization.

45905479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 45905479 is about 6775.3582193121. The cubic root of 45905479 is about 358.0592034044.

The spelling of 45905479 in words is "forty-five million, nine hundred five thousand, four hundred seventy-nine".