1616941463 has 2 divisors, whose sum is σ = 1616941464. Its totient is φ = 1616941462.

The previous prime is 1616941453. The next prime is 1616941481. The reversal of 1616941463 is 3641496161.

It is a weak prime.

It is an emirp because it is prime and its reverse (3641496161) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1616941463 - 2¹⁸ = 1616679319 is a prime.

It is a super-2 number, since 2×1616941463² = 5228999389537160738, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1616941463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1616941453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 808470731 + 808470732.

It is an arithmetic number, because the mean of its divisors is an integer number (808470732).

Almost surely, 2^1616941463 is an apocalyptic number.

1616941463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1616941463 is an equidigital number, since it uses as much as digits as its factorization.

1616941463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 41.

The square root of 1616941463 is about 40211.2106631969. The cubic root of 1616941463 is about 1173.7207052594.

The spelling of 1616941463 in words is "one billion, six hundred sixteen million, nine hundred forty-one thousand, four hundred sixty-three".