1081340929 has 8 divisors (see below), whose sum is σ = 1155877632. Its totient is φ = 1009097760.

The previous prime is 1081340917. The next prime is 1081340933. The reversal of 1081340929 is 9290431801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1081340929 - 2¹⁵ = 1081308161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1081340959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572409 + ... + 574294.

It is an arithmetic number, because the mean of its divisors is an integer number (144484704).

Almost surely, 2^1081340929 is an apocalyptic number.

It is an amenable number.

1081340929 is a deficient number, since it is larger than the sum of its proper divisors (74536703).

1081340929 is a wasteful number, since it uses less digits than its factorization.

1081340929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146767.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 1081340929 is about 32883.7487066180. The cubic root of 1081340929 is about 1026.4100139340.

The spelling of 1081340929 in words is "one billion, eighty-one million, three hundred forty thousand, nine hundred twenty-nine".