1061619101 has 2 divisors, whose sum is σ = 1061619102. Its totient is φ = 1061619100.

The previous prime is 1061619089. The next prime is 1061619103. The reversal of 1061619101 is 1019161601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1032079876 + 29539225 = 32126^2 + 5435^2 .

It is an emirp because it is prime and its reverse (1019161601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1061619101 - 2¹⁸ = 1061356957 is a prime.

It is a super-2 number, since 2×1061619101² = 2254070231216096402, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1061619103, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1061619103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530809550 + 530809551.

It is an arithmetic number, because the mean of its divisors is an integer number (530809551).

Almost surely, 2^1061619101 is an apocalyptic number.

It is an amenable number.

1061619101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1061619101 is an equidigital number, since it uses as much as digits as its factorization.

1061619101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 26.

The square root of 1061619101 is about 32582.4968503029. The cubic root of 1061619101 is about 1020.1316954780.

The spelling of 1061619101 in words is "one billion, sixty-one million, six hundred nineteen thousand, one hundred one".