109124131 has 2 divisors, whose sum is σ = 109124132. Its totient is φ = 109124130.

The previous prime is 109124111. The next prime is 109124143. The reversal of 109124131 is 131421901.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109124131 is a prime.

It is a super-2 number, since 2×109124131² = 23816151933010322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (109124101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54562065 + 54562066.

It is an arithmetic number, because the mean of its divisors is an integer number (54562066).

Almost surely, 2^109124131 is an apocalyptic number.

109124131 is a deficient number, since it is larger than the sum of its proper divisors (1).

109124131 is an equidigital number, since it uses as much as digits as its factorization.

109124131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 109124131 is about 10446.2496140960. The cubic root of 109124131 is about 477.8668814025.

The spelling of 109124131 in words is "one hundred nine million, one hundred twenty-four thousand, one hundred thirty-one".