1453987248 has 80 divisors (see below), whose sum is σ = 4297153536. Its totient is φ = 414996480.

The previous prime is 1453987247. The next prime is 1453987259. The reversal of 1453987248 is 8427893541.

It is a happy number.

It is a super-2 number, since 2×1453987248² = 4228157834693227008, 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 1453987248.

It is not an unprimeable number, because it can be changed into a prime (1453987247) 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, 476608 + ... + 479648.

Almost surely, 2^1453987248 is an apocalyptic number.

It is an amenable number.

1453987248 is an abundant number, since it is smaller than the sum of its proper divisors (2843166288).

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

1453987248 is a wasteful number, since it uses less digits than its factorization.

1453987248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4482 (or 4476 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 51.

The square root of 1453987248 is about 38131.1847180231. The cubic root of 1453987248 is about 1132.8877111575.

The spelling of 1453987248 in words is "one billion, four hundred fifty-three million, nine hundred eighty-seven thousand, two hundred forty-eight".