2061147401 has 2 divisors, whose sum is σ = 2061147402. Its totient is φ = 2061147400.

The previous prime is 2061147391. The next prime is 2061147427. The reversal of 2061147401 is 1047411602.

It is an a-pointer prime, because the next prime (2061147427) can be obtained adding 2061147401 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1635798025 + 425349376 = 40445^2 + 20624^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2061147401 is a prime.

It is not a weakly prime, because it can be changed into another prime (2061147301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030573700 + 1030573701.

It is an arithmetic number, because the mean of its divisors is an integer number (1030573701).

Almost surely, 2^2061147401 is an apocalyptic number.

It is an amenable number.

2061147401 is a deficient number, since it is larger than the sum of its proper divisors (1).

2061147401 is an equidigital number, since it uses as much as digits as its factorization.

2061147401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 2061147401 is about 45399.8612442814. The cubic root of 2061147401 is about 1272.6325208884.

The spelling of 2061147401 in words is "two billion, sixty-one million, one hundred forty-seven thousand, four hundred one".