45099128 has 16 divisors (see below), whose sum is σ = 85995000. Its totient is φ = 22167136.

The previous prime is 45099127. The next prime is 45099133. The reversal of 45099128 is 82199054.

It is a junction number, because it is equal to n+sod(n) for n = 45099091 and 45099100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45099127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47303 + ... + 48246.

Almost surely, 2^45099128 is an apocalyptic number.

It is an amenable number.

45099128 is a deficient number, since it is larger than the sum of its proper divisors (40895872).

45099128 is a wasteful number, since it uses less digits than its factorization.

45099128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95614 (or 95610 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 45099128 is about 6715.5884328925. The cubic root of 45099128 is about 355.9503149951.

The spelling of 45099128 in words is "forty-five million, ninety-nine thousand, one hundred twenty-eight".