1180142816 has 36 divisors (see below), whose sum is σ = 2337109488. Its totient is φ = 586607232.

The previous prime is 1180142779. The next prime is 1180142827. The reversal of 1180142816 is 6182410811.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3215465 + ... + 3215831.

It is an arithmetic number, because the mean of its divisors is an integer number (64919708).

Almost surely, 2^1180142816 is an apocalyptic number.

1180142816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1180142816 is a deficient number, since it is larger than the sum of its proper divisors (1156966672).

1180142816 is an frugal number, since it uses more digits than its factorization.

1180142816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011 (or 686 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 32.

The square root of 1180142816 is about 34353.2067789894. The cubic root of 1180142816 is about 1056.7644353981.

The spelling of 1180142816 in words is "one billion, one hundred eighty million, one hundred forty-two thousand, eight hundred sixteen".