11850870737 has 2 divisors, whose sum is σ = 11850870738. Its totient is φ = 11850870736.

The previous prime is 11850870671. The next prime is 11850870749. The reversal of 11850870737 is 73707805811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6065138641 + 5785732096 = 77879^2 + 76064^2 .

It is a cyclic number.

It is not a de Polignac number, because 11850870737 - 2²² = 11846676433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11850870691 and 11850870700.

It is not a weakly prime, because it can be changed into another prime (11850870797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5925435368 + 5925435369.

It is an arithmetic number, because the mean of its divisors is an integer number (5925435369).

Almost surely, 2^11850870737 is an apocalyptic number.

It is an amenable number.

11850870737 is a deficient number, since it is larger than the sum of its proper divisors (1).

11850870737 is an equidigital number, since it uses as much as digits as its factorization.

11850870737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 329280, while the sum is 47.

The spelling of 11850870737 in words is "eleven billion, eight hundred fifty million, eight hundred seventy thousand, seven hundred thirty-seven".