2154333963 has 8 divisors (see below), whose sum is σ = 2872749888. Its totient is φ = 1436070344.

The previous prime is 2154333949. The next prime is 2154333967. The reversal of 2154333963 is 3693334512.

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 2154333963 - 2⁸ = 2154333707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2154333967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520 + ... + 65642.

It is an arithmetic number, because the mean of its divisors is an integer number (359093736).

Almost surely, 2^2154333963 is an apocalyptic number.

2154333963 is a deficient number, since it is larger than the sum of its proper divisors (718415925).

2154333963 is a wasteful number, since it uses less digits than its factorization.

2154333963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76153.

The product of its digits is 174960, while the sum is 39.

The square root of 2154333963 is about 46414.8032743865. The cubic root of 2154333963 is about 1291.5295366115.

The spelling of 2154333963 in words is "two billion, one hundred fifty-four million, three hundred thirty-three thousand, nine hundred sixty-three".