2135907419 has 4 divisors (see below), whose sum is σ = 2139991896. Its totient is φ = 2131822944.

The previous prime is 2135907383. The next prime is 2135907451. The reversal of 2135907419 is 9147095312.

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-2135907419 is a prime.

It is a super-2 number, since 2×2135907419² = 9124201005078483122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2135907479) 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, 2041454 + ... + 2042499.

It is an arithmetic number, because the mean of its divisors is an integer number (534997974).

Almost surely, 2^2135907419 is an apocalyptic number.

2135907419 is a deficient number, since it is larger than the sum of its proper divisors (4084477).

2135907419 is an equidigital number, since it uses as much as digits as its factorization.

2135907419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4084476.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 2135907419 is about 46215.8784293883. The cubic root of 2135907419 is about 1287.8367322836.

The spelling of 2135907419 in words is "two billion, one hundred thirty-five million, nine hundred seven thousand, four hundred nineteen".