2151475741427 has 4 divisors (see below), whose sum is σ = 2152034135040. Its totient is φ = 2150917347816.

The previous prime is 2151475741391. The next prime is 2151475741433. The reversal of 2151475741427 is 7241475741512.

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 2151475741427 - 2²² = 2151471547123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2151475743427) 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, 279191027 + ... + 279198732.

It is an arithmetic number, because the mean of its divisors is an integer number (538008533760).

Almost surely, 2^{2151475741427} is an apocalyptic number.

2151475741427 is a deficient number, since it is larger than the sum of its proper divisors (558393613).

2151475741427 is an equidigital number, since it uses as much as digits as its factorization.

2151475741427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558393612.

The product of its digits is 2195200, while the sum is 50.

The spelling of 2151475741427 in words is "two trillion, one hundred fifty-one billion, four hundred seventy-five million, seven hundred forty-one thousand, four hundred twenty-seven".