1406363243 has 8 divisors (see below), whose sum is σ = 1426968576. Its totient is φ = 1385780200.

The previous prime is 1406363239. The next prime is 1406363311. The reversal of 1406363243 is 3423636041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1406363243 - 2² = 1406363239 is a prime.

It is a super-2 number, since 2×1406363243² = 3955715142522954098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1406360243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154838 + ... + 163668.

It is an arithmetic number, because the mean of its divisors is an integer number (178371072).

Almost surely, 2^1406363243 is an apocalyptic number.

1406363243 is a deficient number, since it is larger than the sum of its proper divisors (20605333).

1406363243 is an equidigital number, since it uses as much as digits as its factorization.

1406363243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11145.

The product of its (nonzero) digits is 31104, while the sum is 32.

The square root of 1406363243 is about 37501.5098762703. The cubic root of 1406363243 is about 1120.3812591783.

Adding to 1406363243 its reverse (3423636041), we get a palindrome (4829999284).

The spelling of 1406363243 in words is "one billion, four hundred six million, three hundred sixty-three thousand, two hundred forty-three".