3134401221 has 8 divisors (see below), whose sum is σ = 4776230464. Its totient is φ = 1791086400.

The previous prime is 3134401213. The next prime is 3134401241. The reversal of 3134401221 is 1221044313.

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

It is not a de Polignac number, because 3134401221 - 2³ = 3134401213 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 149257201 = 3134401221 / (3 + 1 + 3 + 4 + 4 + 0 + 1 + 2 + 2 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3134401241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74628580 + ... + 74628621.

It is an arithmetic number, because the mean of its divisors is an integer number (597028808).

Almost surely, 2^3134401221 is an apocalyptic number.

It is an amenable number.

3134401221 is a deficient number, since it is larger than the sum of its proper divisors (1641829243).

3134401221 is a wasteful number, since it uses less digits than its factorization.

3134401221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149257211.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 3134401221 is about 55985.7233676587. The cubic root of 3134401221 is about 1463.4734993316.

Adding to 3134401221 its reverse (1221044313), we get a palindrome (4355445534).

The spelling of 3134401221 in words is "three billion, one hundred thirty-four million, four hundred one thousand, two hundred twenty-one".