11964451 has 2 divisors, whose sum is σ = 11964452. Its totient is φ = 11964450.

The previous prime is 11964427. The next prime is 11964457. The reversal of 11964451 is 15446911.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11964451 - 2¹¹ = 11962403 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11964457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5982225 + 5982226.

It is an arithmetic number, because the mean of its divisors is an integer number (5982226).

Almost surely, 2^11964451 is an apocalyptic number.

11964451 is a deficient number, since it is larger than the sum of its proper divisors (1).

11964451 is an equidigital number, since it uses as much as digits as its factorization.

11964451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 31.

The square root of 11964451 is about 3458.9667532372. The cubic root of 11964451 is about 228.7165501967.

The spelling of 11964451 in words is "eleven million, nine hundred sixty-four thousand, four hundred fifty-one".