1077400344437 has 2 divisors, whose sum is σ = 1077400344438. Its totient is φ = 1077400344436.

The previous prime is 1077400344407. The next prime is 1077400344463. The reversal of 1077400344437 is 7344430047701.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 726473247556 + 350927096881 = 852334^2 + 592391^2 .

It is a cyclic number.

It is not a de Polignac number, because 1077400344437 - 2²² = 1077396150133 is a prime.

It is a super-3 number, since 3×1077400344437³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1077400344407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538700172218 + 538700172219.

It is an arithmetic number, because the mean of its divisors is an integer number (538700172219).

Almost surely, 2^{1077400344437} is an apocalyptic number.

It is an amenable number.

1077400344437 is a deficient number, since it is larger than the sum of its proper divisors (1).

1077400344437 is an equidigital number, since it uses as much as digits as its factorization.

1077400344437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 790272, while the sum is 44.

The spelling of 1077400344437 in words is "one trillion, seventy-seven billion, four hundred million, three hundred forty-four thousand, four hundred thirty-seven".