1077453023545 has 4 divisors (see below), whose sum is σ = 1292943628260. Its totient is φ = 861962418832.

The previous prime is 1077453023533. The next prime is 1077453023567. The reversal of 1077453023545 is 5453203547701.

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 160246494864 + 917206528681 = 400308^2 + 957709^2 .

It is a cyclic number.

It is not a de Polignac number, because 1077453023545 - 2⁹ = 1077453023033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1077453023495 and 1077453023504.

It is an unprimeable number.

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, 107745302350 + ... + 107745302359.

It is an arithmetic number, because the mean of its divisors is an integer number (323235907065).

Almost surely, 2^{1077453023545} is an apocalyptic number.

It is an amenable number.

1077453023545 is a deficient number, since it is larger than the sum of its proper divisors (215490604715).

1077453023545 is an equidigital number, since it uses as much as digits as its factorization.

1077453023545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215490604714.

The product of its (nonzero) digits is 1764000, while the sum is 46.

The spelling of 1077453023545 in words is "one trillion, seventy-seven billion, four hundred fifty-three million, twenty-three thousand, five hundred forty-five".