1053643718 has 16 divisors (see below), whose sum is σ = 1636044480. Its totient is φ = 508319616.

The previous prime is 1053643711. The next prime is 1053643729. The reversal of 1053643718 is 8173463501.

It is a super-2 number, since 2×1053643718² = 2220330168961727048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053643711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97955 + ... + 108177.

It is an arithmetic number, because the mean of its divisors is an integer number (102252780).

Almost surely, 2^1053643718 is an apocalyptic number.

1053643718 is a deficient number, since it is larger than the sum of its proper divisors (582400762).

1053643718 is a wasteful number, since it uses less digits than its factorization.

1053643718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12031.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 1053643718 is about 32459.8785888056. The cubic root of 1053643718 is about 1017.5707015810.

The spelling of 1053643718 in words is "one billion, fifty-three million, six hundred forty-three thousand, seven hundred eighteen".