45101930 has 16 divisors (see below), whose sum is σ = 81337824. Its totient is φ = 18006480.

The previous prime is 45101923. The next prime is 45101933. The reversal of 45101930 is 3910154.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 45101896 and 45101905.

It is not an unprimeable number, because it can be changed into a prime (45101933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1625 + ... + 9635.

It is an arithmetic number, because the mean of its divisors is an integer number (5083614).

Almost surely, 2^45101930 is an apocalyptic number.

45101930 is a deficient number, since it is larger than the sum of its proper divisors (36235894).

45101930 is a wasteful number, since it uses less digits than its factorization.

45101930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8581.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 45101930 is about 6715.7970487501. The cubic root of 45101930 is about 355.9576865503.

The spelling of 45101930 in words is "forty-five million, one hundred one thousand, nine hundred thirty".