1061783036231 has 4 divisors (see below), whose sum is σ = 1061876919264. Its totient is φ = 1061689153200.

The previous prime is 1061783036213. The next prime is 1061783036239. The reversal of 1061783036231 is 1326303871601.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1061783036231 - 2²² = 1061778841927 is a prime.

It is a super-2 number, since 2×1061783036231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061783036239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46924550 + ... + 46947171.

It is an arithmetic number, because the mean of its divisors is an integer number (265469229816).

Almost surely, 2^{1061783036231} is an apocalyptic number.

1061783036231 is a deficient number, since it is larger than the sum of its proper divisors (93883033).

1061783036231 is an equidigital number, since it uses as much as digits as its factorization.

1061783036231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93883032.

The product of its (nonzero) digits is 108864, while the sum is 41.

The spelling of 1061783036231 in words is "one trillion, sixty-one billion, seven hundred eighty-three million, thirty-six thousand, two hundred thirty-one".