1114662640 has 80 divisors (see below), whose sum is σ = 3189670848. Its totient is φ = 352770048.

The previous prime is 1114662631. The next prime is 1114662697. The reversal of 1114662640 is 462664111.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69277 + ... + 83836.

Almost surely, 2^1114662640 is an apocalyptic number.

1114662640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1114662640 is an abundant number, since it is smaller than the sum of its proper divisors (2075008208).

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

1114662640 is a wasteful number, since it uses less digits than its factorization.

1114662640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153146 (or 153140 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 1114662640 is about 33386.5637644847. The cubic root of 1114662640 is about 1036.8465375567.

The spelling of 1114662640 in words is "one billion, one hundred fourteen million, six hundred sixty-two thousand, six hundred forty".