1201029041 has 4 divisors (see below), whose sum is σ = 1204249332. Its totient is φ = 1197808752.

The previous prime is 1201029029. The next prime is 1201029047. The reversal of 1201029041 is 1409201021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 444999025 + 756030016 = 21095^2 + 27496^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201029041 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1201029047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1609586 + ... + 1610331.

It is an arithmetic number, because the mean of its divisors is an integer number (301062333).

Almost surely, 2^1201029041 is an apocalyptic number.

It is an amenable number.

1201029041 is a deficient number, since it is larger than the sum of its proper divisors (3220291).

1201029041 is an equidigital number, since it uses as much as digits as its factorization.

1201029041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3220290.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1201029041 is about 34655.8658959778. The cubic root of 1201029041 is about 1062.9622377406.

The spelling of 1201029041 in words is "one billion, two hundred one million, twenty-nine thousand, forty-one".