2153751147 has 16 divisors (see below), whose sum is σ = 3229188480. Its totient is φ = 1418533416.

The previous prime is 2153751143. The next prime is 2153751157. The reversal of 2153751147 is 7411573512.

2153751147 is a `hidden beast` number, since 2 + 1 + 537 + 5 + 114 + 7 = 666.

It is not a de Polignac number, because 2153751147 - 2² = 2153751143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2153751143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 478293 + ... + 482774.

It is an arithmetic number, because the mean of its divisors is an integer number (201824280).

Almost surely, 2^2153751147 is an apocalyptic number.

2153751147 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2153751147 is a deficient number, since it is larger than the sum of its proper divisors (1075437333).

2153751147 is an equidigital number, since it uses as much as digits as its factorization.

2153751147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961159 (or 961153 counting only the distinct ones).

The product of its digits is 29400, while the sum is 36.

The square root of 2153751147 is about 46408.5245078962. The cubic root of 2153751147 is about 1291.4130594728.

The spelling of 2153751147 in words is "two billion, one hundred fifty-three million, seven hundred fifty-one thousand, one hundred forty-seven".