4111891057 has 8 divisors (see below), whose sum is σ = 4251709440. Its totient is φ = 3972521280.

The previous prime is 4111891037. The next prime is 4111891081. The reversal of 4111891057 is 7501981114.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4111891057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4111891027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93457 + ... + 130222.

It is an arithmetic number, because the mean of its divisors is an integer number (531463680).

Almost surely, 2^4111891057 is an apocalyptic number.

It is an amenable number.

4111891057 is a deficient number, since it is larger than the sum of its proper divisors (139818383).

4111891057 is a wasteful number, since it uses less digits than its factorization.

4111891057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224303.

The product of its (nonzero) digits is 10080, while the sum is 37.

The square root of 4111891057 is about 64124.0287021956. The cubic root of 4111891057 is about 1602.0664779409.

The spelling of 4111891057 in words is "four billion, one hundred eleven million, eight hundred ninety-one thousand, fifty-seven".