11908951 has 2 divisors, whose sum is σ = 11908952. Its totient is φ = 11908950.

The previous prime is 11908933. The next prime is 11908997. The reversal of 11908951 is 15980911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11908951 - 2⁹ = 11908439 is a prime.

It is a super-2 number, since 2×11908951² = 283646227840802, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11900951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5954475 + 5954476.

It is an arithmetic number, because the mean of its divisors is an integer number (5954476).

Almost surely, 2^11908951 is an apocalyptic number.

11908951 is a deficient number, since it is larger than the sum of its proper divisors (1).

11908951 is an equidigital number, since it uses as much as digits as its factorization.

11908951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 34.

The square root of 11908951 is about 3450.9348008909. The cubic root of 11908951 is about 228.3623496019.

The spelling of 11908951 in words is "eleven million, nine hundred eight thousand, nine hundred fifty-one".