2151085127683 has 4 divisors (see below), whose sum is σ = 2151145772488. Its totient is φ = 2151024482880.

The previous prime is 2151085127663. The next prime is 2151085127701. The reversal of 2151085127683 is 3867215801512.

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 2151085127683 - 2⁹ = 2151085127171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2151085127663) 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, 30269166 + ... + 30340147.

It is an arithmetic number, because the mean of its divisors is an integer number (537786443122).

Almost surely, 2^{2151085127683} is an apocalyptic number.

2151085127683 is a deficient number, since it is larger than the sum of its proper divisors (60644805).

2151085127683 is an equidigital number, since it uses as much as digits as its factorization.

2151085127683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60644804.

The product of its (nonzero) digits is 806400, while the sum is 49.

The spelling of 2151085127683 in words is "two trillion, one hundred fifty-one billion, eighty-five million, one hundred twenty-seven thousand, six hundred eighty-three".