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1311006413 is a prime number
BaseRepresentation
bin100111000100100…
…0101111011001101
310101100220000201002
41032021011323031
510141104201123
6334031230045
744326241063
oct11611057315
93340800632
101311006413
11613035582
12307078325
1317b7bc952
14c6188033
157a166528
hex4e245ecd

1311006413 has 2 divisors, whose sum is σ = 1311006414. Its totient is φ = 1311006412.

The previous prime is 1311006407. The next prime is 1311006427. The reversal of 1311006413 is 3146001131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 837639364 + 473367049 = 28942^2 + 21757^2 .

It is a cyclic number.

It is not a de Polignac number, because 1311006413 - 210 = 1311005389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1311006113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655503206 + 655503207.

It is an arithmetic number, because the mean of its divisors is an integer number (655503207).

Almost surely, 21311006413 is an apocalyptic number.

It is an amenable number.

1311006413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311006413 is an equidigital number, since it uses as much as digits as its factorization.

1311006413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1311006413 is about 36207.8225387830. The cubic root of 1311006413 is about 1094.4643135020.

Adding to 1311006413 its reverse (3146001131), we get a palindrome (4457007544).

The spelling of 1311006413 in words is "one billion, three hundred eleven million, six thousand, four hundred thirteen".