1302040511001 has 12 divisors (see below), whose sum is σ = 1897979543460. Its totient is φ = 860063456160.

The previous prime is 1302040510961. The next prime is 1302040511003. The reversal of 1302040511001 is 1001150402031.

1302040511001 is a `hidden beast` number, since 130 + 20 + 4 + 0 + 511 + 0 + 0 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 324267608025 + 977772902976 = 569445^2 + 988824^2 .

It is not a de Polignac number, because 1302040511001 - 2⁹ = 1302040510489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1302040511003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 663628230 + ... + 663630191.

It is an arithmetic number, because the mean of its divisors is an integer number (158164961955).

Almost surely, 2^{1302040511001} is an apocalyptic number.

It is an amenable number.

1302040511001 is a deficient number, since it is larger than the sum of its proper divisors (595939032459).

1302040511001 is a wasteful number, since it uses less digits than its factorization.

1302040511001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327258536 (or 1327258533 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

Adding to 1302040511001 its reverse (1001150402031), we get a palindrome (2303190913032).

The spelling of 1302040511001 in words is "one trillion, three hundred two billion, forty million, five hundred eleven thousand, one".