1202078543 has 2 divisors, whose sum is σ = 1202078544. Its totient is φ = 1202078542.

The previous prime is 1202078513. The next prime is 1202078561. The reversal of 1202078543 is 3458702021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1202078543 - 2¹⁰ = 1202077519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1202078503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601039271 + 601039272.

It is an arithmetic number, because the mean of its divisors is an integer number (601039272).

Almost surely, 2^1202078543 is an apocalyptic number.

1202078543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202078543 is an equidigital number, since it uses as much as digits as its factorization.

1202078543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 1202078543 is about 34671.0043552246. The cubic root of 1202078543 is about 1063.2717657007.

The spelling of 1202078543 in words is "one billion, two hundred two million, seventy-eight thousand, five hundred forty-three".