6261901 has 2 divisors, whose sum is σ = 6261902. Its totient is φ = 6261900.

The previous prime is 6261877. The next prime is 6261919. The reversal of 6261901 is 1091626.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6245001 + 16900 = 2499^2 + 130^2 .

It is a cyclic number.

It is not a de Polignac number, because 6261901 - 2⁵ = 6261869 is a prime.

It is a super-2 number, since 2×6261901² = 78422808267602, which contains 22 as substring.

6261901 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6261001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3130950 + 3130951.

It is an arithmetic number, because the mean of its divisors is an integer number (3130951).

Almost surely, 2^6261901 is an apocalyptic number.

It is an amenable number.

6261901 is a deficient number, since it is larger than the sum of its proper divisors (1).

6261901 is an equidigital number, since it uses as much as digits as its factorization.

6261901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 6261901 is about 2502.3790680071. The cubic root of 6261901 is about 184.3184172249.

The spelling of 6261901 in words is "six million, two hundred sixty-one thousand, nine hundred one".