1201408141081 has 2 divisors, whose sum is σ = 1201408141082. Its totient is φ = 1201408141080.

The previous prime is 1201408141001. The next prime is 1201408141099. The reversal of 1201408141081 is 1801418041021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 602084435481 + 599323705600 = 775941^2 + 774160^2 .

It is a cyclic number.

It is not a de Polignac number, because 1201408141081 - 2⁷ = 1201408140953 is a prime.

It is a super-2 number, since 2×1201408141081² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1201408141001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600704070540 + 600704070541.

It is an arithmetic number, because the mean of its divisors is an integer number (600704070541).

Almost surely, 2^{1201408141081} is an apocalyptic number.

It is an amenable number.

1201408141081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201408141081 is an equidigital number, since it uses as much as digits as its factorization.

1201408141081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2048, while the sum is 31.

The spelling of 1201408141081 in words is "one trillion, two hundred one billion, four hundred eight million, one hundred forty-one thousand, eighty-one".