1201135111937 has 2 divisors, whose sum is σ = 1201135111938. Its totient is φ = 1201135111936.

The previous prime is 1201135111931. The next prime is 1201135111963. The reversal of 1201135111937 is 7391115311021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1197588790336 + 3546321601 = 1094344^2 + 59551^2 .

It is a cyclic number.

It is not a de Polignac number, because 1201135111937 - 2²² = 1201130917633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1201135111897 and 1201135111906.

It is not a weakly prime, because it can be changed into another prime (1201135111931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600567555968 + 600567555969.

It is an arithmetic number, because the mean of its divisors is an integer number (600567555969).

Almost surely, 2^{1201135111937} is an apocalyptic number.

It is an amenable number.

1201135111937 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201135111937 is an equidigital number, since it uses as much as digits as its factorization.

1201135111937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 35.

The spelling of 1201135111937 in words is "one trillion, two hundred one billion, one hundred thirty-five million, one hundred eleven thousand, nine hundred thirty-seven".