1361788 has 6 divisors (see below), whose sum is σ = 2383136. Its totient is φ = 680892.

The previous prime is 1361777. The next prime is 1361791. The reversal of 1361788 is 8871631.

It is an Ulam number.

It is a plaindrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170220 + ... + 170227.

2^1361788 is an apocalyptic number.

It is an amenable number.

1361788 is a deficient number, since it is larger than the sum of its proper divisors (1021348).

1361788 is a wasteful number, since it uses less digits than its factorization.

1361788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340451 (or 340449 counting only the distinct ones).

The product of its digits is 8064, while the sum is 34.

The square root of 1361788 is about 1166.9567258472. The cubic root of 1361788 is about 110.8416973481.

The spelling of 1361788 in words is "one million, three hundred sixty-one thousand, seven hundred eighty-eight".