2136419453 has 18 divisors (see below), whose sum is σ = 2534908446. Its totient is φ = 1794684528.

The previous prime is 2136419437. The next prime is 2136419497. The reversal of 2136419453 is 3549146312.

It can be written as a sum of positive squares in only one way, i.e., 1975180249 + 161239204 = 44443^2 + 12698^2 .

It is not a de Polignac number, because 2136419453 - 2⁴ = 2136419437 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136415453) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2355026 + ... + 2355932.

It is an arithmetic number, because the mean of its divisors is an integer number (140828247).

Almost surely, 2^2136419453 is an apocalyptic number.

It is an amenable number.

2136419453 is a deficient number, since it is larger than the sum of its proper divisors (398488993).

2136419453 is an frugal number, since it uses more digits than its factorization.

2136419453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881 (or 967 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 2136419453 is about 46221.4176870420. The cubic root of 2136419453 is about 1287.9396336705.

The spelling of 2136419453 in words is "two billion, one hundred thirty-six million, four hundred nineteen thousand, four hundred fifty-three".