45123548 has 12 divisors (see below), whose sum is σ = 79013592. Its totient is φ = 22548240.

The previous prime is 45123541. The next prime is 45123557. The reversal of 45123548 is 84532154.

45123548 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45123548² = 4072269168216608, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45123541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9986 + ... + 13782.

It is an arithmetic number, because the mean of its divisors is an integer number (6584466).

Almost surely, 2^45123548 is an apocalyptic number.

It is an amenable number.

45123548 is a deficient number, since it is larger than the sum of its proper divisors (33890044).

45123548 is a wasteful number, since it uses less digits than its factorization.

45123548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6772 (or 6770 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 45123548 is about 6717.4063447137. The cubic root of 45123548 is about 356.0145493359.

The spelling of 45123548 in words is "forty-five million, one hundred twenty-three thousand, five hundred forty-eight".