1061536215 has 16 divisors (see below), whose sum is σ = 1698899328. Its totient is φ = 566005536.

The previous prime is 1061536211. The next prime is 1061536237. The reversal of 1061536215 is 5126351601.

It is not a de Polignac number, because 1061536215 - 2² = 1061536211 is a prime.

It is a super-2 number, since 2×1061536215² = 2253718271513052450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061536211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75792 + ... + 88698.

It is an arithmetic number, because the mean of its divisors is an integer number (106181208).

Almost surely, 2^1061536215 is an apocalyptic number.

1061536215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1061536215 is a deficient number, since it is larger than the sum of its proper divisors (637363113).

1061536215 is a wasteful number, since it uses less digits than its factorization.

1061536215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18398.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 1061536215 is about 32581.2248848934. The cubic root of 1061536215 is about 1020.1051458313.

Adding to 1061536215 its reverse (5126351601), we get a palindrome (6187887816).

The spelling of 1061536215 in words is "one billion, sixty-one million, five hundred thirty-six thousand, two hundred fifteen".