106400971 has 4 divisors (see below), whose sum is σ = 110070000. Its totient is φ = 102731944.

The previous prime is 106400947. The next prime is 106400989. The reversal of 106400971 is 179004601.

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 106400971 - 2⁷ = 106400843 is a prime.

It is a super-2 number, since 2×106400971² = 22642333259485682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106400911) 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, 1834471 + ... + 1834528.

It is an arithmetic number, because the mean of its divisors is an integer number (27517500).

Almost surely, 2^106400971 is an apocalyptic number.

106400971 is a deficient number, since it is larger than the sum of its proper divisors (3669029).

106400971 is an equidigital number, since it uses as much as digits as its factorization.

106400971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3669028.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 106400971 is about 10315.0846336809. The cubic root of 106400971 is about 473.8583418902.

The spelling of 106400971 in words is "one hundred six million, four hundred thousand, nine hundred seventy-one".