11507020307 has 4 divisors (see below), whose sum is σ = 11636312760. Its totient is φ = 11377727856.

The previous prime is 11507020303. The next prime is 11507020309. The reversal of 11507020307 is 70302070511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70302070511 = 421 ⋅166988291.

It is a cyclic number.

It is not a de Polignac number, because 11507020307 - 2² = 11507020303 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11507020303) 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 3 ways as a sum of consecutive naturals, for example, 64646093 + ... + 64646270.

It is an arithmetic number, because the mean of its divisors is an integer number (2909078190).

Almost surely, 2^11507020307 is an apocalyptic number.

11507020307 is a deficient number, since it is larger than the sum of its proper divisors (129292453).

11507020307 is an equidigital number, since it uses as much as digits as its factorization.

11507020307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129292452.

The product of its (nonzero) digits is 1470, while the sum is 26.

Adding to 11507020307 its reverse (70302070511), we get a palindrome (81809090818).

The spelling of 11507020307 in words is "eleven billion, five hundred seven million, twenty thousand, three hundred seven".