1361892552 has 32 divisors (see below), whose sum is σ = 3445757280. Its totient is φ = 448494080.

The previous prime is 1361892551. The next prime is 1361892563. The reversal of 1361892552 is 2552981631.

It is not an unprimeable number, because it can be changed into a prime (1361892551) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 339849 + ... + 343832.

It is an arithmetic number, because the mean of its divisors is an integer number (107679915).

Almost surely, 2^1361892552 is an apocalyptic number.

1361892552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1361892552 is an abundant number, since it is smaller than the sum of its proper divisors (2083864728).

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

1361892552 is a wasteful number, since it uses less digits than its factorization.

1361892552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683773 (or 683769 counting only the distinct ones).

The product of its digits is 129600, while the sum is 42.

The square root of 1361892552 is about 36903.8284192846. The cubic root of 1361892552 is about 1108.4453391896.

The spelling of 1361892552 in words is "one billion, three hundred sixty-one million, eight hundred ninety-two thousand, five hundred fifty-two".