1361488536 has 48 divisors (see below), whose sum is σ = 3728813400. Its totient is φ = 448728192.

The previous prime is 1361488511. The next prime is 1361488559. The reversal of 1361488536 is 6358841631.

1361488536 is a `hidden beast` number, since 1 + 36 + 1 + 4 + 88 + 536 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1361488491 and 1361488500.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 99826 + ... + 112641.

Almost surely, 2^1361488536 is an apocalyptic number.

It is an amenable number.

1361488536 is an abundant number, since it is smaller than the sum of its proper divisors (2367324864).

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

1361488536 is a wasteful number, since it uses less digits than its factorization.

1361488536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212568 (or 212561 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 1361488536 is about 36898.3541096348. The cubic root of 1361488536 is about 1108.3357187102.

The spelling of 1361488536 in words is "one billion, three hundred sixty-one million, four hundred eighty-eight thousand, five hundred thirty-six".