1086261513 has 8 divisors (see below), whose sum is σ = 1448713728. Its totient is φ = 723991824.

The previous prime is 1086261487. The next prime is 1086261523. The reversal of 1086261513 is 3151626801.

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

It is not a de Polignac number, because 1086261513 - 2¹³ = 1086253321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1086261523) 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, 31081 + ... + 56022.

It is an arithmetic number, because the mean of its divisors is an integer number (181089216).

Almost surely, 2^1086261513 is an apocalyptic number.

It is an amenable number.

1086261513 is a deficient number, since it is larger than the sum of its proper divisors (362452215).

1086261513 is an equidigital number, since it uses as much as digits as its factorization.

1086261513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91263.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 1086261513 is about 32958.4816549549. The cubic root of 1086261513 is about 1027.9645329984.

The spelling of 1086261513 in words is "one billion, eighty-six million, two hundred sixty-one thousand, five hundred thirteen".