106400947 has 2 divisors, whose sum is σ = 106400948. Its totient is φ = 106400946.

The previous prime is 106400933. The next prime is 106400989. The reversal of 106400947 is 749004601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106400947 - 2¹⁵ = 106368179 is a prime.

It is a super-2 number, since 2×106400947² = 22642323044993618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106400647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53200473 + 53200474.

It is an arithmetic number, because the mean of its divisors is an integer number (53200474).

Almost surely, 2^106400947 is an apocalyptic number.

106400947 is a deficient number, since it is larger than the sum of its proper divisors (1).

106400947 is an equidigital number, since it uses as much as digits as its factorization.

106400947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 106400947 is about 10315.0834703360. The cubic root of 106400947 is about 473.8583062620.

The spelling of 106400947 in words is "one hundred six million, four hundred thousand, nine hundred forty-seven".