1383177846553 has 2 divisors, whose sum is σ = 1383177846554. Its totient is φ = 1383177846552.

The previous prime is 1383177846511. The next prime is 1383177846581. The reversal of 1383177846553 is 3556487713831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 721050627609 + 662127218944 = 849147^2 + 813712^2 .

It is a cyclic number.

It is not a de Polignac number, because 1383177846553 - 2²⁹ = 1382640975641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1383177846491 and 1383177846500.

It is not a weakly prime, because it can be changed into another prime (1383177846593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691588923276 + 691588923277.

It is an arithmetic number, because the mean of its divisors is an integer number (691588923277).

Almost surely, 2^{1383177846553} is an apocalyptic number.

It is an amenable number.

1383177846553 is a deficient number, since it is larger than the sum of its proper divisors (1).

1383177846553 is an equidigital number, since it uses as much as digits as its factorization.

1383177846553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50803200, while the sum is 61.

The spelling of 1383177846553 in words is "one trillion, three hundred eighty-three billion, one hundred seventy-seven million, eight hundred forty-six thousand, five hundred fifty-three".