11873951 has 2 divisors, whose sum is σ = 11873952. Its totient is φ = 11873950.

The previous prime is 11873933. The next prime is 11873987. The reversal of 11873951 is 15937811.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11873951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11873921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5936975 + 5936976.

It is an arithmetic number, because the mean of its divisors is an integer number (5936976).

Almost surely, 2^11873951 is an apocalyptic number.

11873951 is a deficient number, since it is larger than the sum of its proper divisors (1).

11873951 is an equidigital number, since it uses as much as digits as its factorization.

11873951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 35.

The square root of 11873951 is about 3445.8599797438. The cubic root of 11873951 is about 228.1384136980.

The spelling of 11873951 in words is "eleven million, eight hundred seventy-three thousand, nine hundred fifty-one".