2151053533351 has 4 divisors (see below), whose sum is σ = 2151070145392. Its totient is φ = 2151036921312.

The previous prime is 2151053533313. The next prime is 2151053533427. The reversal of 2151053533351 is 1533353501512.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2151053533351 - 2²⁹ = 2150516662439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2151053533351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151053533151) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8110251 + ... + 8371276.

It is an arithmetic number, because the mean of its divisors is an integer number (537767536348).

Almost surely, 2^{2151053533351} is an apocalyptic number.

2151053533351 is a deficient number, since it is larger than the sum of its proper divisors (16612041).

2151053533351 is a wasteful number, since it uses less digits than its factorization.

2151053533351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16612040.

The product of its (nonzero) digits is 101250, while the sum is 37.

The spelling of 2151053533351 in words is "two trillion, one hundred fifty-one billion, fifty-three million, five hundred thirty-three thousand, three hundred fifty-one".