1040034121 has 4 divisors (see below), whose sum is σ = 1188610432. Its totient is φ = 891457812.

The previous prime is 1040034119. The next prime is 1040034133. The reversal of 1040034121 is 1214300401.

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: 1214300401 = 2531 ⋅479771.

It is not a de Polignac number, because 1040034121 - 2¹ = 1040034119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1040034095 and 1040034104.

It is not an unprimeable number, because it can be changed into a prime (1040034181) 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 3 ways as a sum of consecutive naturals, for example, 74288145 + ... + 74288158.

It is an arithmetic number, because the mean of its divisors is an integer number (297152608).

Almost surely, 2^1040034121 is an apocalyptic number.

It is an amenable number.

1040034121 is a deficient number, since it is larger than the sum of its proper divisors (148576311).

1040034121 is an equidigital number, since it uses as much as digits as its factorization.

1040034121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148576310.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1040034121 is about 32249.5600125025. The cubic root of 1040034121 is about 1013.1704838311.

Adding to 1040034121 its reverse (1214300401), we get a palindrome (2254334522).

It can be divided in two parts, 10400 and 34121, that added together give a square (44521 = 211²).

The spelling of 1040034121 in words is "one billion, forty million, thirty-four thousand, one hundred twenty-one".