1000451052 has 18 divisors (see below), whose sum is σ = 2528918028. Its totient is φ = 333483672.

The previous prime is 1000451027. The next prime is 1000451063. The reversal of 1000451052 is 2501540001.

1000451052 is a `hidden beast` number, since 100 + 0 + 4 + 510 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13895118 + ... + 13895189.

It is an arithmetic number, because the mean of its divisors is an integer number (140495446).

Almost surely, 2^1000451052 is an apocalyptic number.

1000451052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000451052 is an abundant number, since it is smaller than the sum of its proper divisors (1528466976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000451052 is a wasteful number, since it uses less digits than its factorization.

1000451052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27790317 (or 27790312 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 1000451052 is about 31629.9075559825. The cubic root of 1000451052 is about 1000.1503280670.

Adding to 1000451052 its reverse (2501540001), we get a palindrome (3501991053).

The spelling of 1000451052 in words is "one billion, four hundred fifty-one thousand, fifty-two".