110631649 has 2 divisors, whose sum is σ = 110631650. Its totient is φ = 110631648.

The previous prime is 110631641. The next prime is 110631671. The reversal of 110631649 is 946136011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88962624 + 21669025 = 9432^2 + 4655^2 .

It is a cyclic number.

It is not a de Polignac number, because 110631649 - 2³ = 110631641 is a prime.

It is equal to p_6337291 and since 110631649 and 6337291 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110631649.

It is not a weakly prime, because it can be changed into another prime (110631641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55315824 + 55315825.

It is an arithmetic number, because the mean of its divisors is an integer number (55315825).

Almost surely, 2^110631649 is an apocalyptic number.

It is an amenable number.

110631649 is a deficient number, since it is larger than the sum of its proper divisors (1).

110631649 is an equidigital number, since it uses as much as digits as its factorization.

110631649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 110631649 is about 10518.1580611816. The cubic root of 110631649 is about 480.0573557041.

The spelling of 110631649 in words is "one hundred ten million, six hundred thirty-one thousand, six hundred forty-nine".