247413941 has 2 divisors, whose sum is σ = 247413942. Its totient is φ = 247413940.

The previous prime is 247413893. The next prime is 247413949. The reversal of 247413941 is 149314742.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 197993041 + 49420900 = 14071^2 + 7030^2 .

It is a cyclic number.

It is not a de Polignac number, because 247413941 - 2²² = 243219637 is a prime.

It is a super-2 number, since 2×247413941² = 122427316402302962, which contains 22 as substring.

It is equal to p_13545494 and since 247413941 and 13545494 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (247413949) 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, 123706970 + 123706971.

It is an arithmetic number, because the mean of its divisors is an integer number (123706971).

Almost surely, 2^247413941 is an apocalyptic number.

It is an amenable number.

247413941 is a deficient number, since it is larger than the sum of its proper divisors (1).

247413941 is an equidigital number, since it uses as much as digits as its factorization.

247413941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 247413941 is about 15729.3973501848. The cubic root of 247413941 is about 627.7808384034.

It can be divided in two parts, 24741 and 3941, that added together give a palindrome (28682).

The spelling of 247413941 in words is "two hundred forty-seven million, four hundred thirteen thousand, nine hundred forty-one".