1201061039 has 2 divisors, whose sum is σ = 1201061040. Its totient is φ = 1201061038.

The previous prime is 1201061027. The next prime is 1201061047. The reversal of 1201061039 is 9301601021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1201061039 - 2⁴ = 1201061023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201061009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600530519 + 600530520.

It is an arithmetic number, because the mean of its divisors is an integer number (600530520).

Almost surely, 2^1201061039 is an apocalyptic number.

1201061039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201061039 is an equidigital number, since it uses as much as digits as its factorization.

1201061039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 1201061039 is about 34656.3275463515. The cubic root of 1201061039 is about 1062.9716775245.

The spelling of 1201061039 in words is "one billion, two hundred one million, sixty-one thousand, thirty-nine".