1086677497 has 4 divisors (see below), whose sum is σ = 1107180900. Its totient is φ = 1066174096.

The previous prime is 1086677477. The next prime is 1086677549. The reversal of 1086677497 is 7947766801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7947766801 = 13 ⋅611366677.

It can be written as a sum of positive squares in 2 ways, for example, as 612265536 + 474411961 = 24744^2 + 21781^2 .

It is a cyclic number.

It is not a de Polignac number, because 1086677497 - 2⁷ = 1086677369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1086677477) 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, 10251622 + ... + 10251727.

It is an arithmetic number, because the mean of its divisors is an integer number (276795225).

Almost surely, 2^1086677497 is an apocalyptic number.

It is an amenable number.

1086677497 is a deficient number, since it is larger than the sum of its proper divisors (20503403).

1086677497 is an equidigital number, since it uses as much as digits as its factorization.

1086677497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20503402.

The product of its (nonzero) digits is 3556224, while the sum is 55.

The square root of 1086677497 is about 32964.7917785021. The cubic root of 1086677497 is about 1028.0957359729.

The spelling of 1086677497 in words is "one billion, eighty-six million, six hundred seventy-seven thousand, four hundred ninety-seven".