101945463 has 4 divisors (see below), whose sum is σ = 135927288. Its totient is φ = 67963640.

The previous prime is 101945443. The next prime is 101945479. The reversal of 101945463 is 364549101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101945463 - 2¹⁸ = 101683319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101945423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16990908 + ... + 16990913.

It is an arithmetic number, because the mean of its divisors is an integer number (33981822).

Almost surely, 2^101945463 is an apocalyptic number.

101945463 is a deficient number, since it is larger than the sum of its proper divisors (33981825).

101945463 is an equidigital number, since it uses as much as digits as its factorization.

101945463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33981824.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 101945463 is about 10096.8045935335. The cubic root of 101945463 is about 467.1495851820.

The spelling of 101945463 in words is "one hundred one million, nine hundred forty-five thousand, four hundred sixty-three".