2134352661 has 8 divisors (see below), whose sum is σ = 3252346944. Its totient is φ = 1219630080.

The previous prime is 2134352651. The next prime is 2134352663. The reversal of 2134352661 is 1662534312.

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

It is not a de Polignac number, because 2134352661 - 2¹³ = 2134344469 is a prime.

It is a super-2 number, since 2×2134352661² = 9110922563035561842, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134352663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50817900 + ... + 50817941.

It is an arithmetic number, because the mean of its divisors is an integer number (406543368).

Almost surely, 2^2134352661 is an apocalyptic number.

2134352661 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2134352661 is a deficient number, since it is larger than the sum of its proper divisors (1117994283).

2134352661 is a wasteful number, since it uses less digits than its factorization.

2134352661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101635851.

The product of its digits is 25920, while the sum is 33.

The square root of 2134352661 is about 46199.0547630577. The cubic root of 2134352661 is about 1287.5241780862.

Adding to 2134352661 its reverse (1662534312), we get a palindrome (3796886973).

It can be divided in two parts, 21 and 34352661, that multiplied together give a square (721405881 = 26859²).

The spelling of 2134352661 in words is "two billion, one hundred thirty-four million, three hundred fifty-two thousand, six hundred sixty-one".