1081465955 has 4 divisors (see below), whose sum is σ = 1297759152. Its totient is φ = 865172760.

The previous prime is 1081465951. The next prime is 1081465963. The reversal of 1081465955 is 5595641801.

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

It is not a de Polignac number, because 1081465955 - 2² = 1081465951 is a prime.

It is a super-2 number, since 2×1081465955² = 2339137223648124050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1081465951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108146591 + ... + 108146600.

It is an arithmetic number, because the mean of its divisors is an integer number (324439788).

Almost surely, 2^1081465955 is an apocalyptic number.

1081465955 is a deficient number, since it is larger than the sum of its proper divisors (216293197).

1081465955 is an equidigital number, since it uses as much as digits as its factorization.

1081465955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216293196.

The product of its (nonzero) digits is 216000, while the sum is 44.

The square root of 1081465955 is about 32885.6496818901. The cubic root of 1081465955 is about 1026.4495706824.

The spelling of 1081465955 in words is "one billion, eighty-one million, four hundred sixty-five thousand, nine hundred fifty-five".