2154049096 has 8 divisors (see below), whose sum is σ = 4038842070. Its totient is φ = 1077024544.

The previous prime is 2154049013. The next prime is 2154049097. The reversal of 2154049096 is 6909404512.

It can be written as a sum of positive squares in only one way, i.e., 1887902500 + 266146596 = 43450^2 + 16314^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2154049097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134628061 + ... + 134628076.

Almost surely, 2^2154049096 is an apocalyptic number.

It is an amenable number.

2154049096 is a deficient number, since it is larger than the sum of its proper divisors (1884792974).

2154049096 is a wasteful number, since it uses less digits than its factorization.

2154049096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269256143 (or 269256139 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 2154049096 is about 46411.7344644649. The cubic root of 2154049096 is about 1291.4726079012.

The spelling of 2154049096 in words is "two billion, one hundred fifty-four million, forty-nine thousand, ninety-six".