1114447540 has 24 divisors (see below), whose sum is σ = 2341124352. Its totient is φ = 445629600.

The previous prime is 1114447531. The next prime is 1114447547. The reversal of 1114447540 is 457444111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1114447547) 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, 67065 + ... + 82015.

It is an arithmetic number, because the mean of its divisors is an integer number (97546848).

Almost surely, 2^1114447540 is an apocalyptic number.

1114447540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1114447540 is an abundant number, since it is smaller than the sum of its proper divisors (1226676812).

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

1114447540 is a wasteful number, since it uses less digits than its factorization.

1114447540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18687 (or 18685 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 31.

The square root of 1114447540 is about 33383.3422532855. The cubic root of 1114447540 is about 1036.7798387398.

The spelling of 1114447540 in words is "one billion, one hundred fourteen million, four hundred forty-seven thousand, five hundred forty".