1077939962461 has 4 divisors (see below), whose sum is σ = 1079021146972. Its totient is φ = 1076858777952.

The previous prime is 1077939962383. The next prime is 1077939962497. The reversal of 1077939962461 is 1642699397701.

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

It can be written as a sum of positive squares in 2 ways, for example, as 341207856900 + 736732105561 = 584130^2 + 858331^2 .

It is a cyclic number.

It is not a de Polignac number, because 1077939962461 - 2⁹ = 1077939961949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1077939962393 and 1077939962402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1077939965461) 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, 540590760 + ... + 540592753.

It is an arithmetic number, because the mean of its divisors is an integer number (269755286743).

Almost surely, 2^{1077939962461} is an apocalyptic number.

It is an amenable number.

1077939962461 is a deficient number, since it is larger than the sum of its proper divisors (1081184511).

1077939962461 is an equidigital number, since it uses as much as digits as its factorization.

1077939962461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081184510.

The product of its (nonzero) digits is 30862944, while the sum is 64.

The spelling of 1077939962461 in words is "one trillion, seventy-seven billion, nine hundred thirty-nine million, nine hundred sixty-two thousand, four hundred sixty-one".