1201441229 has 2 divisors, whose sum is σ = 1201441230. Its totient is φ = 1201441228.

The previous prime is 1201441223. The next prime is 1201441237. The reversal of 1201441229 is 9221441021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 986085604 + 215355625 = 31402^2 + 14675^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201441229 is a prime.

It is a super-2 number, since 2×1201441229² = 2886922053482060882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1201441198 and 1201441207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201441223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600720614 + 600720615.

It is an arithmetic number, because the mean of its divisors is an integer number (600720615).

Almost surely, 2^1201441229 is an apocalyptic number.

It is an amenable number.

1201441229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201441229 is an equidigital number, since it uses as much as digits as its factorization.

1201441229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 1201441229 is about 34661.8122578725. The cubic root of 1201441229 is about 1063.0838251879.

The spelling of 1201441229 in words is "one billion, two hundred one million, four hundred forty-one thousand, two hundred twenty-nine".