1955419433 has 8 divisors (see below), whose sum is σ = 2133505440. Its totient is φ = 1777386880.

The previous prime is 1955419421. The next prime is 1955419463. The reversal of 1955419433 is 3349145591.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1955419433 - 2⁸ = 1955419177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1955419463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130841 + ... + 145017.

It is an arithmetic number, because the mean of its divisors is an integer number (266688180).

Almost surely, 2^1955419433 is an apocalyptic number.

It is an amenable number.

1955419433 is a deficient number, since it is larger than the sum of its proper divisors (178086007).

1955419433 is a wasteful number, since it uses less digits than its factorization.

1955419433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26727.

The product of its digits is 291600, while the sum is 44.

The square root of 1955419433 is about 44220.1247510678. The cubic root of 1955419433 is about 1250.4892874932.

The spelling of 1955419433 in words is "one billion, nine hundred fifty-five million, four hundred nineteen thousand, four hundred thirty-three".