61842463 has 2 divisors, whose sum is σ = 61842464. Its totient is φ = 61842462.

The previous prime is 61842449. The next prime is 61842497. The reversal of 61842463 is 36424816.

It is an a-pointer prime, because the next prime (61842497) can be obtained adding 61842463 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61842463 - 2¹³ = 61834271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61842563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30921231 + 30921232.

It is an arithmetic number, because the mean of its divisors is an integer number (30921232).

Almost surely, 2^61842463 is an apocalyptic number.

61842463 is a deficient number, since it is larger than the sum of its proper divisors (1).

61842463 is an equidigital number, since it uses as much as digits as its factorization.

61842463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 34.

The square root of 61842463 is about 7863.9979018308. The cubic root of 61842463 is about 395.4536538620.

The spelling of 61842463 in words is "sixty-one million, eight hundred forty-two thousand, four hundred sixty-three".