1081325667 has 8 divisors (see below), whose sum is σ = 1443091024. Its totient is φ = 720222048.

The previous prime is 1081325659. The next prime is 1081325683. The reversal of 1081325667 is 7665231801.

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

It is not a de Polignac number, because 1081325667 - 2³ = 1081325659 is a prime.

It is a super-2 number, since 2×1081325667² = 2338530396225989778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1081325617) 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, 161608 + ... + 168165.

It is an arithmetic number, because the mean of its divisors is an integer number (180386378).

Almost surely, 2^1081325667 is an apocalyptic number.

1081325667 is a deficient number, since it is larger than the sum of its proper divisors (361765357).

1081325667 is a wasteful number, since it uses less digits than its factorization.

1081325667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330869.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 1081325667 is about 32883.5166458820. The cubic root of 1081325667 is about 1026.4051850089.

The spelling of 1081325667 in words is "one billion, eighty-one million, three hundred twenty-five thousand, six hundred sixty-seven".