106400783 has 4 divisors (see below), whose sum is σ = 111026928. Its totient is φ = 101774640.

The previous prime is 106400761. The next prime is 106400803. The reversal of 106400783 is 387004601.

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 106400783 - 2⁶ = 106400719 is a prime.

It is a super-2 number, since 2×106400783² = 22642253246026178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106400713) 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, 2313038 + ... + 2313083.

It is an arithmetic number, because the mean of its divisors is an integer number (27756732).

Almost surely, 2^106400783 is an apocalyptic number.

106400783 is a deficient number, since it is larger than the sum of its proper divisors (4626145).

106400783 is an equidigital number, since it uses as much as digits as its factorization.

106400783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4626144.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 106400783 is about 10315.0755208093. The cubic root of 106400783 is about 473.8580628030.

The spelling of 106400783 in words is "one hundred six million, four hundred thousand, seven hundred eighty-three".