1356050803 has 2 divisors, whose sum is σ = 1356050804. Its totient is φ = 1356050802.

The previous prime is 1356050771. The next prime is 1356050807. The reversal of 1356050803 is 3080506531.

It is a strong prime.

It is an emirp because it is prime and its reverse (3080506531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1356050803 - 2⁵ = 1356050771 is a prime.

It is not a weakly prime, because it can be changed into another prime (1356050807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678025401 + 678025402.

It is an arithmetic number, because the mean of its divisors is an integer number (678025402).

Almost surely, 2^1356050803 is an apocalyptic number.

1356050803 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356050803 is an equidigital number, since it uses as much as digits as its factorization.

1356050803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 1356050803 is about 36824.5950826346. The cubic root of 1356050803 is about 1106.8581997909.

The spelling of 1356050803 in words is "one billion, three hundred fifty-six million, fifty thousand, eight hundred three".