1334000421 has 40 divisors (see below), whose sum is σ = 2272324824. Its totient is φ = 772623360.

The previous prime is 1334000419. The next prime is 1334000461. The reversal of 1334000421 is 1240004331.

It can be written as a sum of positive squares in 4 ways, for example, as 242424900 + 1091575521 = 15570^2 + 33039^2 .

It is not a de Polignac number, because 1334000421 - 2¹ = 1334000419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1334000394 and 1334000403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1334000411) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 19360 + ... + 55161.

Almost surely, 2^1334000421 is an apocalyptic number.

It is an amenable number.

1334000421 is a deficient number, since it is larger than the sum of its proper divisors (938324403).

1334000421 is a wasteful number, since it uses less digits than its factorization.

1334000421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74563 (or 74554 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1334000421 is about 36523.9704988382. The cubic root of 1334000421 is about 1100.8259419400.

Adding to 1334000421 its reverse (1240004331), we get a palindrome (2574004752).

The spelling of 1334000421 in words is "one billion, three hundred thirty-four million, four hundred twenty-one", and thus it is an aban number.