45271012 has 6 divisors (see below), whose sum is σ = 79224278. Its totient is φ = 22635504.

The previous prime is 45271003. The next prime is 45271013. The reversal of 45271012 is 21017254.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 36650916 + 8620096 = 6054^2 + 2936^2 .

It is not an unprimeable number, because it can be changed into a prime (45271013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5658873 + ... + 5658880.

Almost surely, 2^45271012 is an apocalyptic number.

It is an amenable number.

45271012 is a deficient number, since it is larger than the sum of its proper divisors (33953266).

45271012 is a wasteful number, since it uses less digits than its factorization.

45271012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11317757 (or 11317755 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 45271012 is about 6728.3736519311. The cubic root of 45271012 is about 356.4019467967.

Adding to 45271012 its reverse (21017254), we get a palindrome (66288266).

The spelling of 45271012 in words is "forty-five million, two hundred seventy-one thousand, twelve".