106831577 has 2 divisors, whose sum is σ = 106831578. Its totient is φ = 106831576.

The previous prime is 106831537. The next prime is 106831589. The reversal of 106831577 is 775138601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70879561 + 35952016 = 8419^2 + 5996^2 .

It is a cyclic number.

It is not a de Polignac number, because 106831577 - 2⁶ = 106831513 is a prime.

It is a super-2 number, since 2×106831577² = 22825971688613858, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 106831577.

It is not a weakly prime, because it can be changed into another prime (106831507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53415788 + 53415789.

It is an arithmetic number, because the mean of its divisors is an integer number (53415789).

Almost surely, 2^106831577 is an apocalyptic number.

It is an amenable number.

106831577 is a deficient number, since it is larger than the sum of its proper divisors (1).

106831577 is an equidigital number, since it uses as much as digits as its factorization.

106831577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280, while the sum is 38.

The square root of 106831577 is about 10335.9361936885. The cubic root of 106831577 is about 474.4967182799.

The spelling of 106831577 in words is "one hundred six million, eight hundred thirty-one thousand, five hundred seventy-seven".