1204954943 has 2 divisors, whose sum is σ = 1204954944. Its totient is φ = 1204954942.

The previous prime is 1204954937. The next prime is 1204954963. The reversal of 1204954943 is 3494594021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1204954943 - 2⁶ = 1204954879 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1204954943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1204954963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602477471 + 602477472.

It is an arithmetic number, because the mean of its divisors is an integer number (602477472).

Almost surely, 2^1204954943 is an apocalyptic number.

1204954943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204954943 is an equidigital number, since it uses as much as digits as its factorization.

1204954943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 1204954943 is about 34712.4609182351. The cubic root of 1204954943 is about 1064.1191753064.

The spelling of 1204954943 in words is "one billion, two hundred four million, nine hundred fifty-four thousand, nine hundred forty-three".