1110739381 has 2 divisors, whose sum is σ = 1110739382. Its totient is φ = 1110739380.

The previous prime is 1110739379. The next prime is 1110739433. The reversal of 1110739381 is 1839370111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 980003025 + 130736356 = 31305^2 + 11434^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110739381 - 2¹ = 1110739379 is a prime.

It is a super-2 number, since 2×1110739381² = 2467483945008526322, which contains 22 as substring.

Together with 1110739379, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110739181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555369690 + 555369691.

It is an arithmetic number, because the mean of its divisors is an integer number (555369691).

Almost surely, 2^1110739381 is an apocalyptic number.

It is an amenable number.

1110739381 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110739381 is an equidigital number, since it uses as much as digits as its factorization.

1110739381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 34.

The square root of 1110739381 is about 33327.7569152201. The cubic root of 1110739381 is about 1035.6286505794.

The spelling of 1110739381 in words is "one billion, one hundred ten million, seven hundred thirty-nine thousand, three hundred eighty-one".