1045204371 has 16 divisors (see below), whose sum is σ = 1549363200. Its totient is φ = 696392424.

The previous prime is 1045204357. The next prime is 1045204393. The reversal of 1045204371 is 1734025401.

1045204371 is a `hidden beast` number, since 104 + 520 + 4 + 37 + 1 = 666.

It is not a de Polignac number, because 1045204371 - 2¹⁷ = 1045073299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1045204301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39390 + ... + 60348.

It is an arithmetic number, because the mean of its divisors is an integer number (96835200).

Almost surely, 2^1045204371 is an apocalyptic number.

1045204371 is a deficient number, since it is larger than the sum of its proper divisors (504158829).

1045204371 is a wasteful number, since it uses less digits than its factorization.

1045204371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22815 (or 22809 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 1045204371 is about 32329.6206442327. The cubic root of 1045204371 is about 1014.8466109702.

Adding to 1045204371 its reverse (1734025401), we get a palindrome (2779229772).

The spelling of 1045204371 in words is "one billion, forty-five million, two hundred four thousand, three hundred seventy-one".