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1334440001 = 1518837351
BaseRepresentation
bin100111110001001…
…1111000001000001
310102222222120112202
41033202133001001
510213104040001
6340225402545
745032360426
oct11742370101
93388876482
101334440001
11625290584
12312a99455
13183605b8b
14c9327d4d
157c24496b
hex4f89f041

1334440001 has 4 divisors (see below), whose sum is σ = 1343277504. Its totient is φ = 1325602500.

The previous prime is 1334439971. The next prime is 1334440033. The reversal of 1334440001 is 1000444331.

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 a de Polignac number, because none of the positive numbers 2k-1334440001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1334440061) 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, 4418525 + ... + 4418826.

It is an arithmetic number, because the mean of its divisors is an integer number (335819376).

Almost surely, 21334440001 is an apocalyptic number.

It is an amenable number.

1334440001 is a deficient number, since it is larger than the sum of its proper divisors (8837503).

1334440001 is an equidigital number, since it uses as much as digits as its factorization.

1334440001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8837502.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1334440001 is about 36529.9876950431. The cubic root of 1334440001 is about 1100.9468434325.

Adding to 1334440001 its reverse (1000444331), we get a palindrome (2334884332).

The spelling of 1334440001 in words is "one billion, three hundred thirty-four million, four hundred forty thousand, one".

Divisors: 1 151 8837351 1334440001