6111155157 has 16 divisors (see below), whose sum is σ = 8273211840. Its totient is φ = 4011651072.

The previous prime is 6111155137. The next prime is 6111155173. The reversal of 6111155157 is 7515511116.

It is not a de Polignac number, because 6111155157 - 2²⁰ = 6110106581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6111155137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 664563 + ... + 673695.

It is an arithmetic number, because the mean of its divisors is an integer number (517075740).

Almost surely, 2^6111155157 is an apocalyptic number.

6111155157 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

It is an amenable number.

6111155157 is a deficient number, since it is larger than the sum of its proper divisors (2162056683).

6111155157 is a wasteful number, since it uses less digits than its factorization.

6111155157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12532.

The product of its digits is 5250, while the sum is 33.

The square root of 6111155157 is about 78173.8777150014. The cubic root of 6111155157 is about 1828.2732432218.

The spelling of 6111155157 in words is "six billion, one hundred eleven million, one hundred fifty-five thousand, one hundred fifty-seven".