1453260320 has 24 divisors (see below), whose sum is σ = 3433327884. Its totient is φ = 581304064.

The previous prime is 1453260311. The next prime is 1453260323. The reversal of 1453260320 is 230623541.

It can be written as a sum of positive squares in 2 ways, for example, as 1419480976 + 33779344 = 37676^2 + 5812^2 .

It is a super-2 number, since 2×1453260320² = 4223931115373004800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1453260320.

It is not an unprimeable number, because it can be changed into a prime (1453260323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4541279 + ... + 4541598.

Almost surely, 2^1453260320 is an apocalyptic number.

1453260320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1453260320 is an abundant number, since it is smaller than the sum of its proper divisors (1980067564).

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

1453260320 is an equidigital number, since it uses as much as digits as its factorization.

1453260320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9082892 (or 9082884 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 1453260320 is about 38121.6515906643. The cubic root of 1453260320 is about 1132.6988821107.

Adding to 1453260320 its reverse (230623541), we get a palindrome (1683883861).

The spelling of 1453260320 in words is "one billion, four hundred fifty-three million, two hundred sixty thousand, three hundred twenty".