1335489047 has 4 divisors (see below), whose sum is σ = 1339783536. Its totient is φ = 1331194560.

The previous prime is 1335489017. The next prime is 1335489049. The reversal of 1335489047 is 7409845331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1335489047 - 2¹² = 1335484951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1335488989 and 1335489007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1335489049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2146778 + ... + 2147399.

It is an arithmetic number, because the mean of its divisors is an integer number (334945884).

Almost surely, 2^1335489047 is an apocalyptic number.

1335489047 is a deficient number, since it is larger than the sum of its proper divisors (4294489).

1335489047 is an equidigital number, since it uses as much as digits as its factorization.

1335489047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4294488.

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

The square root of 1335489047 is about 36544.3435705172. The cubic root of 1335489047 is about 1101.2352643850.

The spelling of 1335489047 in words is "one billion, three hundred thirty-five million, four hundred eighty-nine thousand, forty-seven".