45905407 has 2 divisors, whose sum is σ = 45905408. Its totient is φ = 45905406.

The previous prime is 45905383. The next prime is 45905411. The reversal of 45905407 is 70450954.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45905407 - 2¹¹ = 45903359 is a prime.

It is a super-3 number, since 3×45905407³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45905707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22952703 + 22952704.

It is an arithmetic number, because the mean of its divisors is an integer number (22952704).

Almost surely, 2^45905407 is an apocalyptic number.

45905407 is a deficient number, since it is larger than the sum of its proper divisors (1).

45905407 is an equidigital number, since it uses as much as digits as its factorization.

45905407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 45905407 is about 6775.3529059378. The cubic root of 45905407 is about 358.0590162062.

The spelling of 45905407 in words is "forty-five million, nine hundred five thousand, four hundred seven".