1034121321 has 6 divisors (see below), whose sum is σ = 1493730810. Its totient is φ = 689414208.

The previous prime is 1034121317. The next prime is 1034121367. The reversal of 1034121321 is 1231214301.

1034121321 is a `hidden beast` number, since 1 + 0 + 341 + 2 + 1 + 321 = 666.

It can be written as a sum of positive squares in only one way, i.e., 679175721 + 354945600 = 26061^2 + 18840^2 .

It is not a de Polignac number, because 1034121321 - 2² = 1034121317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1034121294 and 1034121303.

It is not an unprimeable number, because it can be changed into a prime (1034121371) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57451176 + ... + 57451193.

It is an arithmetic number, because the mean of its divisors is an integer number (248955135).

Almost surely, 2^1034121321 is an apocalyptic number.

It is an amenable number.

1034121321 is a deficient number, since it is larger than the sum of its proper divisors (459609489).

1034121321 is a wasteful number, since it uses less digits than its factorization.

1034121321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114902375 (or 114902372 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1034121321 is about 32157.7567781088. The cubic root of 1034121321 is about 1011.2468087539.

Adding to 1034121321 its reverse (1231214301), we get a palindrome (2265335622).

The spelling of 1034121321 in words is "one billion, thirty-four million, one hundred twenty-one thousand, three hundred twenty-one".