45546623 has 2 divisors, whose sum is σ = 45546624. Its totient is φ = 45546622.

The previous prime is 45546577. The next prime is 45546653. The reversal of 45546623 is 32664554.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45546623 - 2¹² = 45542527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45546653) 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, 22773311 + 22773312.

It is an arithmetic number, because the mean of its divisors is an integer number (22773312).

Almost surely, 2^45546623 is an apocalyptic number.

45546623 is a deficient number, since it is larger than the sum of its proper divisors (1).

45546623 is an equidigital number, since it uses as much as digits as its factorization.

45546623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 35.

The square root of 45546623 is about 6748.8238234525. The cubic root of 45546623 is about 357.1237451792.

The spelling of 45546623 in words is "forty-five million, five hundred forty-six thousand, six hundred twenty-three".