1413433021 has 48 divisors (see below), whose sum is σ = 1949626368. Its totient is φ = 994593600.

The previous prime is 1413433019. The next prime is 1413433027. The reversal of 1413433021 is 1203343141.

It is not a de Polignac number, because 1413433021 - 2¹ = 1413433019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1413432983 and 1413433001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1413433027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 610456 + ... + 612766.

It is an arithmetic number, because the mean of its divisors is an integer number (40617216).

Almost surely, 2^1413433021 is an apocalyptic number.

1413433021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1413433021 is a deficient number, since it is larger than the sum of its proper divisors (536193347).

1413433021 is a wasteful number, since it uses less digits than its factorization.

1413433021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2402 (or 2389 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1413433021 is about 37595.6516235588. The cubic root of 1413433021 is about 1122.2555049397.

Adding to 1413433021 its reverse (1203343141), we get a palindrome (2616776162).

It can be divided in two parts, 1413 and 433021, that added together give a palindrome (434434).

The spelling of 1413433021 in words is "one billion, four hundred thirteen million, four hundred thirty-three thousand, twenty-one".