1264032001 has 2 divisors, whose sum is σ = 1264032002. Its totient is φ = 1264032000.

The previous prime is 1264031987. The next prime is 1264032031. The reversal of 1264032001 is 1002304621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1028869776 + 235162225 = 32076^2 + 15335^2 .

It is an emirp because it is prime and its reverse (1002304621) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1264032001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1264032001.

It is not a weakly prime, because it can be changed into another prime (1264032031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632016000 + 632016001.

It is an arithmetic number, because the mean of its divisors is an integer number (632016001).

Almost surely, 2^1264032001 is an apocalyptic number.

It is an amenable number.

1264032001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1264032001 is an equidigital number, since it uses as much as digits as its factorization.

1264032001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1264032001 is about 35553.2277156379. The cubic root of 1264032001 is about 1081.2331596116.

Adding to 1264032001 its reverse (1002304621), we get a palindrome (2266336622).

The spelling of 1264032001 in words is "one billion, two hundred sixty-four million, thirty-two thousand, one".