1356513047 has 2 divisors, whose sum is σ = 1356513048. Its totient is φ = 1356513046.

The previous prime is 1356513023. The next prime is 1356513061. The reversal of 1356513047 is 7403156531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1356513047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1356512998 and 1356513016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1356513017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678256523 + 678256524.

It is an arithmetic number, because the mean of its divisors is an integer number (678256524).

Almost surely, 2^1356513047 is an apocalyptic number.

1356513047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356513047 is an equidigital number, since it uses as much as digits as its factorization.

1356513047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 1356513047 is about 36830.8708422703. The cubic root of 1356513047 is about 1106.9839523159.

Adding to 1356513047 its reverse (7403156531), we get a palindrome (8759669578).

The spelling of 1356513047 in words is "one billion, three hundred fifty-six million, five hundred thirteen thousand, forty-seven".