11941477061 has 4 divisors (see below), whose sum is σ = 11985541824. Its totient is φ = 11897412300.

The previous prime is 11941477057. The next prime is 11941477069. The reversal of 11941477061 is 16077414911.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16077414911 = 41 ⋅392132071.

It is a cyclic number.

It is not a de Polignac number, because 11941477061 - 2² = 11941477057 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11941477069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22031975 + ... + 22032516.

It is an arithmetic number, because the mean of its divisors is an integer number (2996385456).

Almost surely, 2^11941477061 is an apocalyptic number.

It is an amenable number.

11941477061 is a deficient number, since it is larger than the sum of its proper divisors (44064763).

11941477061 is an equidigital number, since it uses as much as digits as its factorization.

11941477061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44064762.

The product of its (nonzero) digits is 42336, while the sum is 41.

The spelling of 11941477061 in words is "eleven billion, nine hundred forty-one million, four hundred seventy-seven thousand, sixty-one".