1361310276 has 12 divisors (see below), whose sum is σ = 3176390672. Its totient is φ = 453770088.

The previous prime is 1361310217. The next prime is 1361310281. The reversal of 1361310276 is 6720131631.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 56721250 + ... + 56721273.

Almost surely, 2^1361310276 is an apocalyptic number.

It is an amenable number.

1361310276 is an abundant number, since it is smaller than the sum of its proper divisors (1815080396).

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

1361310276 is a wasteful number, since it uses less digits than its factorization.

1361310276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113442530 (or 113442528 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 1361310276 is about 36895.9384756642. The cubic root of 1361310276 is about 1108.2873450507.

The spelling of 1361310276 in words is "one billion, three hundred sixty-one million, three hundred ten thousand, two hundred seventy-six".