126035361553 has 2 divisors, whose sum is σ = 126035361554. Its totient is φ = 126035361552.

The previous prime is 126035361547. The next prime is 126035361563. The reversal of 126035361553 is 355163530621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83447610129 + 42587751424 = 288873^2 + 206368^2 .

It is a cyclic number.

It is not a de Polignac number, because 126035361553 - 2²⁹ = 125498490641 is a prime.

It is not a weakly prime, because it can be changed into another prime (126035361503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63017680776 + 63017680777.

It is an arithmetic number, because the mean of its divisors is an integer number (63017680777).

Almost surely, 2^126035361553 is an apocalyptic number.

It is an amenable number.

126035361553 is a deficient number, since it is larger than the sum of its proper divisors (1).

126035361553 is an equidigital number, since it uses as much as digits as its factorization.

126035361553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243000, while the sum is 40.

The spelling of 126035361553 in words is "one hundred twenty-six billion, thirty-five million, three hundred sixty-one thousand, five hundred fifty-three".