122700477553 has 2 divisors, whose sum is σ = 122700477554. Its totient is φ = 122700477552.

The previous prime is 122700477541. The next prime is 122700477589. The reversal of 122700477553 is 355774007221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76539095649 + 46161381904 = 276657^2 + 214852^2 .

It is a cyclic number.

It is not a de Polignac number, because 122700477553 - 2¹³ = 122700469361 is a prime.

It is not a weakly prime, because it can be changed into another prime (122700477593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61350238776 + 61350238777.

It is an arithmetic number, because the mean of its divisors is an integer number (61350238777).

Almost surely, 2^122700477553 is an apocalyptic number.

It is an amenable number.

122700477553 is a deficient number, since it is larger than the sum of its proper divisors (1).

122700477553 is an equidigital number, since it uses as much as digits as its factorization.

122700477553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 411600, while the sum is 43.

The spelling of 122700477553 in words is "one hundred twenty-two billion, seven hundred million, four hundred seventy-seven thousand, five hundred fifty-three".