11233001987 has 2 divisors, whose sum is σ = 11233001988. Its totient is φ = 11233001986.

The previous prime is 11233001971. The next prime is 11233001999. The reversal of 11233001987 is 78910033211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11233001987 - 2⁴ = 11233001971 is a prime.

It is not a weakly prime, because it can be changed into another prime (11233001387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5616500993 + 5616500994.

It is an arithmetic number, because the mean of its divisors is an integer number (5616500994).

Almost surely, 2^11233001987 is an apocalyptic number.

11233001987 is a deficient number, since it is larger than the sum of its proper divisors (1).

11233001987 is an equidigital number, since it uses as much as digits as its factorization.

11233001987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 35.

The spelling of 11233001987 in words is "eleven billion, two hundred thirty-three million, one thousand, nine hundred eighty-seven".