1553304411097 has 2 divisors, whose sum is σ = 1553304411098. Its totient is φ = 1553304411096.

The previous prime is 1553304411083. The next prime is 1553304411149. The reversal of 1553304411097 is 7901144033551.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1208458291401 + 344846119696 = 1099299^2 + 587236^2 .

It is a cyclic number.

It is not a de Polignac number, because 1553304411097 - 2⁷ = 1553304410969 is a prime.

It is not a weakly prime, because it can be changed into another prime (1553304411007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776652205548 + 776652205549.

It is an arithmetic number, because the mean of its divisors is an integer number (776652205549).

Almost surely, 2^{1553304411097} is an apocalyptic number.

It is an amenable number.

1553304411097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1553304411097 is an equidigital number, since it uses as much as digits as its factorization.

1553304411097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 1553304411097 in words is "one trillion, five hundred fifty-three billion, three hundred four million, four hundred eleven thousand, ninety-seven".