1053969456 has 20 divisors (see below), whose sum is σ = 2722754552. Its totient is φ = 351323136.

The previous prime is 1053969421. The next prime is 1053969467. The reversal of 1053969456 is 6549693501.

It is a happy number.

It is a super-2 number, since 2×1053969456² = 2221703228361871872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 21957697 = 1053969456 / (1 + 0 + 5 + 3 + 9 + 6 + 9 + 4 + 5 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10978801 + ... + 10978896.

Almost surely, 2^1053969456 is an apocalyptic number.

1053969456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1053969456 is an abundant number, since it is smaller than the sum of its proper divisors (1668785096).

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

1053969456 is a wasteful number, since it uses less digits than its factorization.

1053969456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21957708 (or 21957702 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 48.

The square root of 1053969456 is about 32464.8957491011. The cubic root of 1053969456 is about 1017.6755527395.

The spelling of 1053969456 in words is "one billion, fifty-three million, nine hundred sixty-nine thousand, four hundred fifty-six".