11973251 has 2 divisors, whose sum is σ = 11973252. Its totient is φ = 11973250.

The previous prime is 11973229. The next prime is 11973257. The reversal of 11973251 is 15237911.

11973251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11973251 - 2⁶ = 11973187 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11973257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5986625 + 5986626.

It is an arithmetic number, because the mean of its divisors is an integer number (5986626).

Almost surely, 2^11973251 is an apocalyptic number.

11973251 is a deficient number, since it is larger than the sum of its proper divisors (1).

11973251 is an equidigital number, since it uses as much as digits as its factorization.

11973251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1890, while the sum is 29.

The square root of 11973251 is about 3460.2385755898. The cubic root of 11973251 is about 228.7726110608.

The spelling of 11973251 in words is "eleven million, nine hundred seventy-three thousand, two hundred fifty-one".