10402471 has 2 divisors, whose sum is σ = 10402472. Its totient is φ = 10402470.

The previous prime is 10402459. The next prime is 10402477. The reversal of 10402471 is 17420401.

It is a strong prime.

It is an emirp because it is prime and its reverse (17420401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10402471 is a prime.

It is a super-3 number, since 3×10402471³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a nialpdrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10402477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5201235 + 5201236.

It is an arithmetic number, because the mean of its divisors is an integer number (5201236).

Almost surely, 2^10402471 is an apocalyptic number.

10402471 is a deficient number, since it is larger than the sum of its proper divisors (1).

10402471 is an equidigital number, since it uses as much as digits as its factorization.

10402471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 10402471 is about 3225.2861888521. The cubic root of 10402471 is about 218.2958626267.

Adding to 10402471 its reverse (17420401), we get a palindrome (27822872).

The spelling of 10402471 in words is "ten million, four hundred two thousand, four hundred seventy-one".