1412004121 has 4 divisors (see below), whose sum is σ = 1540368144. Its totient is φ = 1283640100.

The previous prime is 1412004119. The next prime is 1412004137. The reversal of 1412004121 is 1214002141.

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: 1214002141 = 11 ⋅110363831.

It is a cyclic number.

It is not a de Polignac number, because 1412004121 - 2¹ = 1412004119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1412004095 and 1412004104.

It is not an unprimeable number, because it can be changed into a prime (1412034121) 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, 64181995 + ... + 64182016.

It is an arithmetic number, because the mean of its divisors is an integer number (385092036).

Almost surely, 2^1412004121 is an apocalyptic number.

1412004121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1412004121 is a deficient number, since it is larger than the sum of its proper divisors (128364023).

1412004121 is a wasteful number, since it uses less digits than its factorization.

1412004121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128364022.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1412004121 is about 37576.6432907464. The cubic root of 1412004121 is about 1121.8771987046.

Adding to 1412004121 its reverse (1214002141), we get a palindrome (2626006262).

The spelling of 1412004121 in words is "one billion, four hundred twelve million, four thousand, one hundred twenty-one".