1180348821 has 16 divisors (see below), whose sum is σ = 1757733120. Its totient is φ = 782818560.

The previous prime is 1180348789. The next prime is 1180348831. The reversal of 1180348821 is 1288430811.

It is not a de Polignac number, because 1180348821 - 2⁵ = 1180348789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1180348831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108045 + ... + 118466.

It is an arithmetic number, because the mean of its divisors is an integer number (109858320).

Almost surely, 2^1180348821 is an apocalyptic number.

It is an amenable number.

1180348821 is a deficient number, since it is larger than the sum of its proper divisors (577384299).

1180348821 is a wasteful number, since it uses less digits than its factorization.

1180348821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226713 (or 226707 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 36.

The square root of 1180348821 is about 34356.2049854171. The cubic root of 1180348821 is about 1056.8259212026.

The spelling of 1180348821 in words is "one billion, one hundred eighty million, three hundred forty-eight thousand, eight hundred twenty-one".