1118580454 has 24 divisors (see below), whose sum is σ = 1713594960. Its totient is φ = 547581600.

The previous prime is 1118580443. The next prime is 1118580473. The reversal of 1118580454 is 4540858111.

It is a super-2 number, since 2×1118580454² = 2502444464141692232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2223567 + ... + 2224069.

It is an arithmetic number, because the mean of its divisors is an integer number (71399790).

Almost surely, 2^1118580454 is an apocalyptic number.

1118580454 is a deficient number, since it is larger than the sum of its proper divisors (595014506).

1118580454 is a wasteful number, since it uses less digits than its factorization.

1118580454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816 (or 715 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 37.

The square root of 1118580454 is about 33445.1858120119. The cubic root of 1118580454 is about 1038.0598858137.

The spelling of 1118580454 in words is "one billion, one hundred eighteen million, five hundred eighty thousand, four hundred fifty-four".