45271051 has 12 divisors (see below), whose sum is σ = 55761048. Its totient is φ = 36520512.

The previous prime is 45271043. The next prime is 45271073. The reversal of 45271051 is 15017254.

It is not a de Polignac number, because 45271051 - 2³ = 45271043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45271021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26341 + ... + 28006.

It is an arithmetic number, because the mean of its divisors is an integer number (4646754).

Almost surely, 2^45271051 is an apocalyptic number.

45271051 is a deficient number, since it is larger than the sum of its proper divisors (10489997).

45271051 is a wasteful number, since it uses less digits than its factorization.

45271051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54378 (or 54371 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 45271051 is about 6728.3765501048. The cubic root of 45271051 is about 356.4020491408.

The spelling of 45271051 in words is "forty-five million, two hundred seventy-one thousand, fifty-one".