1061375777759 has 8 divisors (see below), whose sum is σ = 1171814660352. Its totient is φ = 953261924440.

The previous prime is 1061375777753. The next prime is 1061375777809. The reversal of 1061375777759 is 9577775731601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1061375777759 is a prime.

It is a super-2 number, since 2×1061375777759² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1061375777695 and 1061375777704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061375777753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 581256359 + ... + 581258184.

It is an arithmetic number, because the mean of its divisors is an integer number (146476832544).

Almost surely, 2^{1061375777759} is an apocalyptic number.

1061375777759 is a deficient number, since it is larger than the sum of its proper divisors (110438882593).

1061375777759 is a wasteful number, since it uses less digits than its factorization.

1061375777759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162514637.

The product of its (nonzero) digits is 68068350, while the sum is 65.

The spelling of 1061375777759 in words is "one trillion, sixty-one billion, three hundred seventy-five million, seven hundred seventy-seven thousand, seven hundred fifty-nine".