3500110981 has 2 divisors, whose sum is σ = 3500110982. Its totient is φ = 3500110980.

The previous prime is 3500110969. The next prime is 3500111029. The reversal of 3500110981 is 1890110053.

3500110981 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2641034881 + 859076100 = 51391^2 + 29310^2 .

It is a cyclic number.

It is not a de Polignac number, because 3500110981 - 2⁹ = 3500110469 is a prime.

It is a super-2 number, since 2×3500110981² = 24501553758633564722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3500110961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1750055490 + 1750055491.

It is an arithmetic number, because the mean of its divisors is an integer number (1750055491).

Almost surely, 2^3500110981 is an apocalyptic number.

It is an amenable number.

3500110981 is a deficient number, since it is larger than the sum of its proper divisors (1).

3500110981 is an equidigital number, since it uses as much as digits as its factorization.

3500110981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 28.

The square root of 3500110981 is about 59161.7357842043. The cubic root of 3500110981 is about 1518.3105335625.

It can be divided in two parts, 3500 and 110981, that added together give a triangular number (114481 = T₄₇₈).

The spelling of 3500110981 in words is "three billion, five hundred million, one hundred ten thousand, nine hundred eighty-one".