2154298095 has 12 divisors (see below), whose sum is σ = 3734116776. Its totient is φ = 1148958960.

The previous prime is 2154298061. The next prime is 2154298103. The reversal of 2154298095 is 5908924512.

It is a happy number.

2154298095 is a `hidden beast` number, since 21 + 542 + 9 + 80 + 9 + 5 = 666.

It is not a de Polignac number, because 2154298095 - 2²⁰ = 2153249519 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 47873291 = 2154298095 / (2 + 1 + 5 + 4 + 2 + 9 + 8 + 0 + 9 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 2154298095.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23936601 + ... + 23936690.

It is an arithmetic number, because the mean of its divisors is an integer number (311176398).

Almost surely, 2^2154298095 is an apocalyptic number.

2154298095 is a deficient number, since it is larger than the sum of its proper divisors (1579818681).

2154298095 is a wasteful number, since it uses less digits than its factorization.

2154298095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47873302 (or 47873299 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 2154298095 is about 46414.4168874284. The cubic root of 2154298095 is about 1291.5223689146.

The spelling of 2154298095 in words is "two billion, one hundred fifty-four million, two hundred ninety-eight thousand, ninety-five".