101963903 has 4 divisors (see below), whose sum is σ = 101985000. Its totient is φ = 101942808.

The previous prime is 101963839. The next prime is 101963959. The reversal of 101963903 is 309369101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 309369101 = 179 ⋅1728319.

It is a cyclic number.

It is not a de Polignac number, because 101963903 - 2⁶ = 101963839 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101963903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101963963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 701 + ... + 14297.

It is an arithmetic number, because the mean of its divisors is an integer number (25496250).

Almost surely, 2^101963903 is an apocalyptic number.

101963903 is a deficient number, since it is larger than the sum of its proper divisors (21097).

101963903 is an equidigital number, since it uses as much as digits as its factorization.

101963903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21096.

The product of its (nonzero) digits is 4374, while the sum is 32.

The square root of 101963903 is about 10097.7177124338. The cubic root of 101963903 is about 467.1777496494.

The spelling of 101963903 in words is "one hundred one million, nine hundred sixty-three thousand, nine hundred three".