1406231133 has 4 divisors (see below), whose sum is σ = 1874974848. Its totient is φ = 937487420.

The previous prime is 1406231131. The next prime is 1406231147. The reversal of 1406231133 is 3311326041.

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.

It is a cyclic number.

It is not a de Polignac number, because 1406231133 - 2¹ = 1406231131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406231131) 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, 234371853 + ... + 234371858.

It is an arithmetic number, because the mean of its divisors is an integer number (468743712).

Almost surely, 2^1406231133 is an apocalyptic number.

It is an amenable number.

1406231133 is a deficient number, since it is larger than the sum of its proper divisors (468743715).

1406231133 is an equidigital number, since it uses as much as digits as its factorization.

1406231133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468743714.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1406231133 is about 37499.7484391562. The cubic root of 1406231133 is about 1120.3461762072.

Adding to 1406231133 its reverse (3311326041), we get a palindrome (4717557174).

The spelling of 1406231133 in words is "one billion, four hundred six million, two hundred thirty-one thousand, one hundred thirty-three".