4132275421 has 4 divisors (see below), whose sum is σ = 4132439200. Its totient is φ = 4132111644.

The previous prime is 4132275419. The next prime is 4132275457. The reversal of 4132275421 is 1245722314.

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.

It is a cyclic number.

It is not a de Polignac number, because 4132275421 - 2¹ = 4132275419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4132275821) 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, 35151 + ... + 97468.

It is an arithmetic number, because the mean of its divisors is an integer number (1033109800).

Almost surely, 2^4132275421 is an apocalyptic number.

It is an amenable number.

4132275421 is a deficient number, since it is larger than the sum of its proper divisors (163779).

4132275421 is a wasteful number, since it uses less digits than its factorization.

4132275421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163778.

The product of its digits is 13440, while the sum is 31.

The square root of 4132275421 is about 64282.7770168651. Note that the first 3 decimals coincide. The cubic root of 4132275421 is about 1604.7094864695.

Adding to 4132275421 its reverse (1245722314), we get a palindrome (5377997735).

The spelling of 4132275421 in words is "four billion, one hundred thirty-two million, two hundred seventy-five thousand, four hundred twenty-one".