1369746243 has 6 divisors (see below), whose sum is σ = 1978522364. Its totient is φ = 913164156.

The previous prime is 1369746197. The next prime is 1369746251. The reversal of 1369746243 is 3426479631.

1369746243 is a `hidden beast` number, since 1 + 369 + 7 + 46 + 243 = 666.

It is not a de Polignac number, because 1369746243 - 2⁹ = 1369745731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1369746293) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 76097005 + ... + 76097022.

Almost surely, 2^1369746243 is an apocalyptic number.

1369746243 is a deficient number, since it is larger than the sum of its proper divisors (608776121).

1369746243 is a wasteful number, since it uses less digits than its factorization.

1369746243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152194033 (or 152194030 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The square root of 1369746243 is about 37010.0829909904. The cubic root of 1369746243 is about 1110.5719647822.

The spelling of 1369746243 in words is "one billion, three hundred sixty-nine million, seven hundred forty-six thousand, two hundred forty-three".