1081007338 has 4 divisors (see below), whose sum is σ = 1621511010. Its totient is φ = 540503668.

The previous prime is 1081007327. The next prime is 1081007371. The reversal of 1081007338 is 8337001801.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 891201609 + 189805729 = 29853^2 + 13777^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270251833 + ... + 270251836.

Almost surely, 2^1081007338 is an apocalyptic number.

1081007338 is a deficient number, since it is larger than the sum of its proper divisors (540503672).

1081007338 is an equidigital number, since it uses as much as digits as its factorization.

1081007338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540503671.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 1081007338 is about 32878.6760378212. The cubic root of 1081007338 is about 1026.3044547622.

The spelling of 1081007338 in words is "one billion, eighty-one million, seven thousand, three hundred thirty-eight".