2151235534303 has 4 divisors (see below), whose sum is σ = 2151274936288. Its totient is φ = 2151196132320.

The previous prime is 2151235534297. The next prime is 2151235534307. The reversal of 2151235534303 is 3034355321512.

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 2151235534303 - 2⁹ = 2151235533791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151235534307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19618983 + ... + 19728328.

It is an arithmetic number, because the mean of its divisors is an integer number (537818734072).

Almost surely, 2^{2151235534303} is an apocalyptic number.

2151235534303 is a deficient number, since it is larger than the sum of its proper divisors (39401985).

2151235534303 is an equidigital number, since it uses as much as digits as its factorization.

2151235534303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39401984.

The product of its (nonzero) digits is 162000, while the sum is 37.

The spelling of 2151235534303 in words is "two trillion, one hundred fifty-one billion, two hundred thirty-five million, five hundred thirty-four thousand, three hundred three".