1336005001 has 2 divisors, whose sum is σ = 1336005002. Its totient is φ = 1336005000.

The previous prime is 1336004987. The next prime is 1336005017. The reversal of 1336005001 is 1005006331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1065369600 + 270635401 = 32640^2 + 16451^2 .

It is a cyclic number.

It is not a de Polignac number, because 1336005001 - 2²¹ = 1333907849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1336005001.

It is not a weakly prime, because it can be changed into another prime (1336005091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 668002500 + 668002501.

It is an arithmetic number, because the mean of its divisors is an integer number (668002501).

Almost surely, 2^1336005001 is an apocalyptic number.

It is an amenable number.

1336005001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1336005001 is an equidigital number, since it uses as much as digits as its factorization.

1336005001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 1336005001 is about 36551.4021755664. The cubic root of 1336005001 is about 1101.3770635222.

It can be divided in two parts, 133600 and 5001, that added together give a triangular number (138601 = T₅₂₆).

The spelling of 1336005001 in words is "one billion, three hundred thirty-six million, five thousand, one".