11963755 has 4 divisors (see below), whose sum is σ = 14356512. Its totient is φ = 9571000.

The previous prime is 11963729. The next prime is 11963779. The reversal of 11963755 is 55736911.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11963755 - 2¹⁵ = 11930987 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1196371 + ... + 1196380.

It is an arithmetic number, because the mean of its divisors is an integer number (3589128).

Almost surely, 2^11963755 is an apocalyptic number.

11963755 is a deficient number, since it is larger than the sum of its proper divisors (2392757).

11963755 is an equidigital number, since it uses as much as digits as its factorization.

11963755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2392756.

The product of its digits is 28350, while the sum is 37.

The square root of 11963755 is about 3458.8661436951. The cubic root of 11963755 is about 228.7121151191.

The spelling of 11963755 in words is "eleven million, nine hundred sixty-three thousand, seven hundred fifty-five".