1012454553 has 24 divisors (see below), whose sum is σ = 1493856000. Its totient is φ = 609458080.

The previous prime is 1012454543. The next prime is 1012454557. The reversal of 1012454553 is 3554542101.

1012454553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1012454553 - 2¹⁰ = 1012453529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1012454553.

It is not an unprimeable number, because it can be changed into a prime (1012454557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44728 + ... + 63446.

It is an arithmetic number, because the mean of its divisors is an integer number (62244000).

Almost surely, 2^1012454553 is an apocalyptic number.

It is an amenable number.

1012454553 is a deficient number, since it is larger than the sum of its proper divisors (481401447).

1012454553 is a wasteful number, since it uses less digits than its factorization.

1012454553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18893 (or 18882 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 1012454553 is about 31819.0910146723. The cubic root of 1012454553 is about 1004.1344008396.

Adding to 1012454553 its reverse (3554542101), we get a palindrome (4566996654).

The spelling of 1012454553 in words is "one billion, twelve million, four hundred fifty-four thousand, five hundred fifty-three".