1361465738 has 8 divisors (see below), whose sum is σ = 2046119940. Its totient is φ = 679425760.

The previous prime is 1361465717. The next prime is 1361465741. The reversal of 1361465738 is 8375641631.

It can be written as a sum of positive squares in 2 ways, for example, as 1351812289 + 9653449 = 36767^2 + 3107^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652253 + ... + 654336.

Almost surely, 2^1361465738 is an apocalyptic number.

1361465738 is a deficient number, since it is larger than the sum of its proper divisors (684654202).

1361465738 is a wasteful number, since it uses less digits than its factorization.

1361465738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307112.

The product of its digits is 362880, while the sum is 44.

The square root of 1361465738 is about 36898.0451785728. The cubic root of 1361465738 is about 1108.3295323492.

The spelling of 1361465738 in words is "one billion, three hundred sixty-one million, four hundred sixty-five thousand, seven hundred thirty-eight".