4354132121 has 4 divisors (see below), whose sum is σ = 4380844752. Its totient is φ = 4327419492.

The previous prime is 4354132103. The next prime is 4354132127. The reversal of 4354132121 is 1212314534.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1212314534 = 2 ⋅606157267.

It is a cyclic number.

It is not a de Polignac number, because 4354132121 - 2¹⁴ = 4354115737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4354132127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13356071 + ... + 13356396.

It is an arithmetic number, because the mean of its divisors is an integer number (1095211188).

Almost surely, 2^4354132121 is an apocalyptic number.

It is an amenable number.

4354132121 is a deficient number, since it is larger than the sum of its proper divisors (26712631).

4354132121 is a wasteful number, since it uses less digits than its factorization.

4354132121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26712630.

The product of its digits is 2880, while the sum is 26.

The square root of 4354132121 is about 65985.8478842244. The cubic root of 4354132121 is about 1632.9286204778.

Adding to 4354132121 its reverse (1212314534), we get a palindrome (5566446655).

The spelling of 4354132121 in words is "four billion, three hundred fifty-four million, one hundred thirty-two thousand, one hundred twenty-one".