2135475301387 has 4 divisors (see below), whose sum is σ = 2161203919560. Its totient is φ = 2109746683216.

The previous prime is 2135475301381. The next prime is 2135475301397. The reversal of 2135475301387 is 7831035745312.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2135475301387 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 2135475301387.

It is not an unprimeable number, because it can be changed into a prime (2135475301381) 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, 12864308962 + ... + 12864309127.

It is an arithmetic number, because the mean of its divisors is an integer number (540300979890).

Almost surely, 2^{2135475301387} is an apocalyptic number.

2135475301387 is a deficient number, since it is larger than the sum of its proper divisors (25728618173).

2135475301387 is an equidigital number, since it uses as much as digits as its factorization.

2135475301387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25728618172.

The product of its (nonzero) digits is 2116800, while the sum is 49.

The spelling of 2135475301387 in words is "two trillion, one hundred thirty-five billion, four hundred seventy-five million, three hundred one thousand, three hundred eighty-seven".