1366130434 has 8 divisors (see below), whose sum is σ = 2119857660. Its totient is φ = 659511216.

The previous prime is 1366130411. The next prime is 1366130459. The reversal of 1366130434 is 4340316631.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1340658225 + 25472209 = 36615^2 + 5047^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1366130396 and 1366130405.

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, 11776929 + ... + 11777044.

Almost surely, 2^1366130434 is an apocalyptic number.

1366130434 is a deficient number, since it is larger than the sum of its proper divisors (753727226).

1366130434 is a wasteful number, since it uses less digits than its factorization.

1366130434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23554004.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 1366130434 is about 36961.2017391210. The cubic root of 1366130434 is about 1109.5938870919.

The spelling of 1366130434 in words is "one billion, three hundred sixty-six million, one hundred thirty thousand, four hundred thirty-four".