1052453340 has 72 divisors (see below), whose sum is σ = 3380242320. Its totient is φ = 264144384.

The previous prime is 1052453333. The next prime is 1052453341. The reversal of 1052453340 is 433542501.

1052453340 is a `hidden beast` number, since 105 + 24 + 533 + 4 + 0 = 666.

It is a super-2 number, since 2×1052453340² = 2215316065754311200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052453341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168910 + ... + 175029.

It is an arithmetic number, because the mean of its divisors is an integer number (46947810).

Almost surely, 2^1052453340 is an apocalyptic number.

1052453340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1052453340 is an abundant number, since it is smaller than the sum of its proper divisors (2327788980).

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

1052453340 is a wasteful number, since it uses less digits than its factorization.

1052453340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343971 (or 343966 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 1052453340 is about 32441.5372632063. The cubic root of 1052453340 is about 1017.1873492818.

Adding to 1052453340 its reverse (433542501), we get a palindrome (1485995841).

The spelling of 1052453340 in words is "one billion, fifty-two million, four hundred fifty-three thousand, three hundred forty".