102505463 has 2 divisors, whose sum is σ = 102505464. Its totient is φ = 102505462.

The previous prime is 102505451. The next prime is 102505489. The reversal of 102505463 is 364505201.

It is an a-pointer prime, because the next prime (102505489) can be obtained adding 102505463 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102505463 - 2¹⁶ = 102439927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102505433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51252731 + 51252732.

It is an arithmetic number, because the mean of its divisors is an integer number (51252732).

Almost surely, 2^102505463 is an apocalyptic number.

102505463 is a deficient number, since it is larger than the sum of its proper divisors (1).

102505463 is an equidigital number, since it uses as much as digits as its factorization.

102505463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 102505463 is about 10124.4981604028. The cubic root of 102505463 is about 468.0033953415.

The spelling of 102505463 in words is "one hundred two million, five hundred five thousand, four hundred sixty-three".