106619115457 has 2 divisors, whose sum is σ = 106619115458. Its totient is φ = 106619115456.

The previous prime is 106619115443. The next prime is 106619115479. The reversal of 106619115457 is 754511916601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92389249936 + 14229865521 = 303956^2 + 119289^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106619115457 is a prime.

It is a super-4 number, since 4×106619115457⁴ (a number of 45 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (106619115497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53309557728 + 53309557729.

It is an arithmetic number, because the mean of its divisors is an integer number (53309557729).

Almost surely, 2^106619115457 is an apocalyptic number.

It is an amenable number.

106619115457 is a deficient number, since it is larger than the sum of its proper divisors (1).

106619115457 is an equidigital number, since it uses as much as digits as its factorization.

106619115457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 46.

The spelling of 106619115457 in words is "one hundred six billion, six hundred nineteen million, one hundred fifteen thousand, four hundred fifty-seven".