2135874477 has 8 divisors (see below), whose sum is σ = 3106726560. Its totient is φ = 1294469360.

The previous prime is 2135874473. The next prime is 2135874479. The reversal of 2135874477 is 7744785312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2135874477 - 2² = 2135874473 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2135874473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32361702 + ... + 32361767.

It is an arithmetic number, because the mean of its divisors is an integer number (388340820).

Almost surely, 2^2135874477 is an apocalyptic number.

It is an amenable number.

2135874477 is a deficient number, since it is larger than the sum of its proper divisors (970852083).

2135874477 is a wasteful number, since it uses less digits than its factorization.

2135874477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64723483.

The product of its digits is 1317120, while the sum is 48.

The square root of 2135874477 is about 46215.5220353509. The cubic root of 2135874477 is about 1287.8301115010.

The spelling of 2135874477 in words is "two billion, one hundred thirty-five million, eight hundred seventy-four thousand, four hundred seventy-seven".